The DOI matches its Crossref record; 120 of the 121 references it cites were found in a registry or an index; none of the 88 sources its claims cite is checked for support yet.
A new view of language acquisition
Open accessAbstract
At the forefront of debates on language are new data demonstrating infants' early acquisition of information about their native language. The data show that infants perceptually “map” critical aspects of ambient language in the first year of life before they can speak. Statistical properties of speech are picked up through exposure to ambient language. Moreover, linguistic experience alters infants' perception of speech, warping perception in the service of language. Infants' strategies are unexpected and unpredicted by historical views. A new theoretical position has emerged, and six postulates of this position are described.
Overview
AI snapshot
Written from the paper’s full text.
TL;DR
Kuhl proposes a new view of language acquisition in which infants map ambient language through pattern detection, statistical learning, and experience-driven perceptual warping, rather than Skinnerian reinforcement or Chomskyan selection of innate universal grammar/phonetics. Six postulates are offered, including that motherese is instructive and that the critical period depends on neural commitment from experience, not just time.
Key findings
- Infants initially parse phonetic units universally, but this capacity is not speech-specific or species-specific: categorical perception occurs in infants and animals and for nonspeech stimuli; by 12 months infants no longer discriminate non-native phonetic contrasts even though they did so at 6 months.
- Infants exploit statistical properties of speech: 7-month-olds discriminated target syllables better when the transitional probability between /ko/ and /ga/ was 1.0 than when it was reduced to 0.3; 8-month-olds listened longer to new pseudowords formed from parts of original words, indicating statistical word segmentation.
- Language experience warps perception: 6-month-old US and Swedish infants showed the perceptual magnet effect only for native vowel prototypes; Japanese listeners’ multidimensional scaling map for /r-l/ showed no magnet or boundary effects, unlike American listeners.
- Vocal imitation and motherese are linked to learning: by 20 weeks infants clearly imitate /a/, /i/, and /u/ with appropriate relative formant values; infant-directed speech exaggerates vowels in the US, Russia, and Sweden; six tenets include that the critical period is influenced by neural commitment resulting from experience.
Methods
- Theoretical review/colloquium paper, not a new empirical study; it synthesizes behavioral, brain, comparative, and cross-linguistic infant studies.
- No new sample is reported; cited experiments include infants at ages such as 6, 7, 8, 9, and 12 months and 12–20 weeks, plus adults and nonhuman animals.
- Main analysis is narrative synthesis and proposal of six postulates and the Native Language Magnet model; no primary statistical analysis is reported.
Limitations
- Stated: further tests are needed to determine the constraints on categorization, statistical learning, and prototype effects in infants using linguistic and nonlinguistic events; whether constraints for physical objects and speech are identical or different “remains to be examined”; animal/human differences “can be resolved with empirical tests.”
- Evident: as a review, it reports no new experimental data or formal meta-analysis, so conclusions rest on cited studies; some claims, such as bilingual separation effects, are described as anecdotal or hypothetical.
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Claims the paper makes
49 Own interpretation · 44 Not checked yet · 5 No basis given · 3 Own result
In the paper
“At this age, infants clearly imitate the model, and their vowels have appropriate formant frequency values in relation to one another, even though infants' vowels occur in a much higher frequency range (93).”
What the sources say
- Not checked yetcites [93] Kuhl P K, Meltzoff A N. J Acoust Soc Am. 1996;100:2425–2438. doi: 10.1121/1.417951. [DOI] [PMC free article] [PubMed] [Google Scholar] source
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In the paper
“At this age, infants clearly imitate the model, and their vowels have appropriate formant frequency values in relation to one another, even though infants' vowels occur in a much higher frequency range (93).”
What the sources say
- Not checked yetcites [93] Kuhl P K, Meltzoff A N. J Acoust Soc Am. 1996;100:2425–2438. doi: 10.1121/1.417951. [DOI] [PMC free article] [PubMed] [Google Scholar] source
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In the paper
“Infant-directed speech also is altered at the phonetic level and these alterations are argued to help infants learn.”
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In the paper
“The results demonstrated that the phonetic units of infant-directed speech are acoustically exaggerated.”
What the sources say
- Not checked yetcites [106] Kuhl P K, Andruski J E, Chistovich I A, Chistovich L A, Kozhevnikova E V, Ryskina V L, Stolyarova E I, Sundberg U, Lacerda F. Science. 1997;277:684–686. doi: 10.1126/science.277.5326.684. [DOI] [PubMed] [Google Scholar] source
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In the paper
“The results show a stretching of the acoustic space encompassing speech (Fig. 8).”
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In the paper
“Infants discriminated only between stimuli from different phonetic categories (12–14).”
What the sources say
- Not checked yetcites [12] Eimas P D, Siqueland E R, Jusczyk P, Vigorito J. Science. 1971;171:303–306. doi: 10.1126/science.171.3968.303. [DOI] [PubMed] [Google Scholar] source
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In the paper
“First, infants detect patterns in language input.”
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In the paper
“These data, indicating that there is not an immutable loss of phonetic abilities for non-native units (32), did not refute the selectionist position.”
What the sources say
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In the paper
“This finding supported the view that domain-general mechanisms were responsible for infants' initial partitioning of the phonetic units of language.”
plaindirect- Asserted: passes — The authors put it forward as true.
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In the paper
“Moreover, unlike adults, infants demonstrated the effect for the phonetic units of all languages (15, 16).”
What the sources say
- Not checked yetcites [15] Lasky R E, Syrdal-Lasky A, Klein R E. J Exp Child Psych. 1975;20:215–225. doi: 10.1016/0022-0965(75)90099-5. [DOI] [PubMed] [Google Scholar] source
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In the paper
“The emerging view argues that the kind of learning taking place in early language acquisition cannot be accounted for by Skinnerian reinforcement.”
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A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Moreover, linguistic experience alters infants' perception of speech, warping perception in the service of language.”
plaindirect- Asserted: passes — The authors put it forward as true.
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In the paper
“Early experiments on infants confirmed their abilities to parse speech correctly at the phonetic level and revealed that their abilities are universal across languages.”
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In the paper
“Animals also exhibited categorical perception; they demonstrated perceptual “boundaries” at locations where humans perceive a shift from one phonetic category to another (18, 19) (Fig. 3).”
What the sources say
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In the paper
“Many behavioral (63–69) and brain (70–73) studies indicate that native-language phonetic prototypes evoke special responses when compared with nonprototypes.”
What the sources say
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In the paper
“Interestingly, comparative tests show that, unlike categorical perception, animals do not exhibit the perceptual magnet effect (64).”
What the sources say
- Not checked yetcites [64] Kuhl P K. Percept Psychophys. 1991;50:93–107. doi: 10.3758/bf03212211. [DOI] [PubMed] [Google Scholar] source
plain- Asserted: passes — The authors put it forward as true.
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In the paper
“Third, infant perception is altered—literally warped—by experience to enhance language perception.”
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In the paper
“Second, infants exploit the statistical properties of the input, enabling them to detect and use distributional and probabilistic information contained in ambient language to identify higher-order units.”
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In the paper
“The data show that infants perceptually “map” critical aspects of ambient language in the first year of life before they can speak.”
boosteddirect- Asserted: passes — The authors put it forward as true.
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In the paper
“Second, in the evolution of language, acoustic differences detected by the auditory perceptual processing mechanism strongly influenced the selection of phonetic units used in language.”
boosteddirect- Asserted: passes — The authors put it forward as true.
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In the paper
“Moreover, the perceptual magnet effect depends on exposure to a specific language (65).”
What the sources say
- Not checked yetcites [65] Kuhl P K, Williams K A, Lacerda F, Stevens K N, Lindblom B. Science. 1992;255:606–608. doi: 10.1126/science.1736364. [DOI] [PubMed] [Google Scholar] source
plaindirect- Asserted: passes — The authors put it forward as true.
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In the paper
“Statistical properties of speech are picked up through exposure to ambient language.”
plaindirect- Asserted: passes — The authors put it forward as true.
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In the paper
“The results show that by 6 months of age, perception is altered by language experience.”
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In the paper
“The discoveries of the last two decades, demonstrating that by simply listening to language infants acquire sophisticated information about its properties, have created new views of learning.”
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In the paper
“Early experiments on infants confirmed their abilities to parse speech correctly at the phonetic level and revealed that their abilities are universal across languages.”
boosted- Asserted: passes — The authors put it forward as true.
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In the paper
“On the other hand, the idea that language acquisition involves a selectionist process wherein language input operates on innately specified options also is not supported.”
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In the paper
“In tests of discrimination, monkeys showed peaks in sensitivity that coincided with the phonetic boundaries used by languages (20–22) (Fig. 4).”
What the sources say
- Not checked yetcites [20] Kuhl P K. J Acoust Soc Am. 1981;70:340–349. [Google Scholar] source
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plaincorrelational- Asserted: passes — The authors put it forward as true.
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In the paper
“The emerging view suggests that infants engage in a new kind of learning in which language input is mapped in detail by the infant brain.”
hedgeddirect- Asserted: passes — The authors put it forward as true.
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In the paper
“First, infants' parsing of the phonetic units at birth was a discriminative capacity that could be accounted for by a general auditory processing mechanism, rather than one that evolved specifically for speech.”
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In the paper
“Language experience not only produces a change in infants' discriminative abilities and listening preferences, it results in a “mapping” that alters perception.”
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In the paper
“Adult performance on non-native contrasts could be increased by a number of factors: (i) the use of techniques that minimize the effects of memory (33, 34), (ii) extensive training (35, 36), and (iii) the use of contrasts, such as Zulu clicks, that are not related to native-language categories (37, 38).”
What the sources say
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In the paper
“Subsequently, these representations guide the development of motor speech.”
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In the paper
“The developmental data suggest a different conclusion—early in life, perceptual representations of speech are stored in memory.”
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In the paper
“In summary, the studies on speech learning, demonstrating that infants detect patterns, extract statistical information, and have perceptual systems that can be altered by experience, cannot be explained by recourse to Skinnerian reinforcement learning.”
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In the paper
“Once formed, language-specific filters make learning a second language much more difficult because the mapping appropriate for one's primary language is completely different from that required by other languages.”
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In the paper
“Laboratory studies indicate that the fundamental capacity to imitate sound patterns is in place even earlier.”
What the sources say
- Not checked yetcites [93] Kuhl P K, Meltzoff A N. J Acoust Soc Am. 1996;100:2425–2438. doi: 10.1121/1.417951. [DOI] [PMC free article] [PubMed] [Google Scholar] source
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In the paper
“In related studies, infants also show an ability to link mouth movements they see to auditory signals they hear.”
What the sources say
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plaincorrelational- Asserted: passes — The authors put it forward as true.
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In the paper
“Speakers who learn a second language after puberty produce it with an “accent” typical of their primary language, even after long-term instruction (90).”
What the sources say
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In the paper
“By 1 year of age infants' spontaneous utterances reflect their imitation of ambient language patterns (91, 92).”
What the sources say
- Not checked yetcites [91] de Boysson-Bardies B. In: Developmental Neurocognition: Speech and Face Processing in the First Year of Life. de Boysson-Bardies B, de Schonen S, Jusczyk P, McNeilage P, Morton J, editors. Dordrecht, The Netherlands: Kluwer; 1993. pp. 353–363. [Google Scholar] source
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In the paper
“Imitation forges this early link between perception and production.”
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- Based: passes — The paper gives a reason why it holds.
None of the sources cited for this claim have been checked yet.
In the paper
“Infants' polymodal speech representations are thus likely to contain information regarding visual, as well as auditory instantiations of speech (ref. 98, see also refs. 99–101).”
What the sources say
- Not checked yetcites [98] Kuhl P K, Meltzoff A N. In: The Inheritance and Innateness of Grammars. Gopnik M, editor. New York: Oxford Univ. Press; 1997. pp. 7–44. [Google Scholar] source
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hedgedcorrelational- Asserted: passes — The authors put it forward as true.
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- Based: passes — The paper gives a reason why it holds.
None of the sources cited for this claim have been checked yet.
In the paper
“The results suggest that linguistic experience produces mental maps for speech that differ substantially for speakers of different languages (40, 69, 79).”
What the sources say
- Not checked yetcites [40] Kuhl P K. In: The New Cognitive Neurosciences. 2nd Ed. Gazzaniga M S, editor. Cambridge, MA: MIT Press; 2000. pp. 99–115. [Google Scholar]
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hedgeddirect- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The perception-action links observed for speech thus may rely on domain-general capabilities.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
In the paper
“Studies on 18- to 20-week-old infants show that they look longer at a face pronouncing a vowel that matches one they hear as opposed to a mismatched face (97).”
What the sources say
- Not checked yetcites [97] Kuhl P K, Meltzoff A N. Science. 1982;218:1138–1141. doi: 10.1126/science.7146899. [DOI] [PubMed] [Google Scholar] source
plaincorrelational- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
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None of the sources cited for this claim have been checked yet.
In the paper
“The important point regarding development is that the initial perceptual biases shown by infants in tests of categorical perception (12–16), as well as asymmetries in perception seen in infancy (80, 81), produce a contouring of the perceptual space that is universal.”
What the sources say
- Not checked yetcites [12] Eimas P D, Siqueland E R, Jusczyk P, Vigorito J. Science. 1971;171:303–306. doi: 10.1126/science.171.3968.303. [DOI] [PubMed] [Google Scholar] source
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plaindirect- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
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A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“These new data suggest that the modifications made by adults unconsciously when they speak to infants plays a role in helping infants map native-language input.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The work on speech suggests that later learning may be constrained by the initial mapping that has taken place.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Children learn language more naturally and efficiently than adults.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“This may aid infants' discovery of the dimensions of sound used in their native language.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Interestingly, the features shown to assist second-language learners—exaggerated acoustic cues, multiple instances by many talkers, and mass listening experience—are features that motherese provides infants.”
plaincorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
None of the sources cited for this claim have been checked yet.
In the paper
“When acquiring a second language, certain phonetic distinctions are notoriously difficult to master both in speech perception and production, as shown, for example, by the difficulty of the /r-l/ distinction for native speakers of Japanese, even after training (11, 78, 111, 112).”
What the sources say
- Not checked yetcites [11] Miyawaki K, Strange W, Verbrugge R, Liberman A M, Jenkins J J, Fujimura O. Percept Psychophys. 1975;18:331–340. [Google Scholar] source
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boostedcorrelational- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
None of the sources cited for this claim have been checked yet.
In the paper
“The universal speaking style used by caretakers around the world when they address infants, often called “motherese” or “parentese” (102), has been shown to be preferred over adult-directed speech by infants given a choice (103, 104).”
What the sources say
boostedcorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
In the paper
“Measurements of brain activity, for example, confirm left-hemisphere effects for native-language sounds in the mismatched negativity (MMN), an event-related potential elicited by a change in a repetitive sound pattern (72).”
What the sources say
- Not checked yetcites [72] Näätänen R, Lehtokoski A, Lennes M, Cheour M, Huotilainen M, Iivonen A, Vainio M, Alku P, Ilmoniemi R J, Luuk A, et al. Nature (London) 1997;385:432–434. doi: 10.1038/385432a0. [DOI] [PubMed] [Google Scholar] source
boostedcorrelational- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“New data suggest that language addressed to infants plays a much more important role.”
hedgeddirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
In the paper
“Mothers addressing infants also increase the variety of exemplars they use, behaving in a way that makes mothers resemble many different talkers, a feature shown to assist category learning in second-language learners (107).”
What the sources say
- Not checked yetcites [107] Lively S E, Logan J S, Pisoni D B. J Acoust Soc Am. 1993;94:1242–1255. doi: 10.1121/1.408177. [DOI] [PMC free article] [PubMed] [Google Scholar] source
plaindirect- Asserted: passes — The authors put it forward as true.
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- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
None of the sources cited for this claim have been checked yet.
In the paper
“In recent studies, language-delayed children show substantial improvements in measures of speech and language after listening to speech altered by computer to exaggerate phonetic differences (108, 109).”
What the sources say
- Not checked yetcites [108] Merzenich M M, Jenkins W M, Johnston P, Schreiner C, Miller S L, Tallal P. Science. 1996;271:77–81. doi: 10.1126/science.271.5245.77. [DOI] [PubMed] [Google Scholar] source
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plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“A second language learned later in life (after puberty) may require another form of separation between the two systems to avoid interference.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Infants exposed to two languages do much better if each parent speaks one of the two languages, rather than both parents speaking both languages.
In the paper
“Moreover, the exaggerated stress and increased pitch typical of infant-directed speech assists infants in discriminating phonetic units (105).”
What the sources say
- Not checked yetcites [105] Karzon R G. J Exp Child Psych. 1985;39:326–342. doi: 10.1016/0022-0965(85)90044-x. [DOI] [PubMed] [Google Scholar] source
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Neural commitment to a learned structure may interfere with the processing of information that does not conform to the learned pattern.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Children learn language more naturally and efficiently than adults.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“On this account, initial learning can alter future learning independent of a strictly timed period.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Children learn language more naturally and efficiently than adults.
None of the sources cited for this claim have been checked yet.
In the paper
“For instance, if learning involves the creation of mental maps for speech, as suggested by the Native Language Magnet model (65, 82), it likely “commits” neural structure in some way.”
What the sources say
- Not checked yetcites [65] Kuhl P K, Williams K A, Lacerda F, Stevens K N, Lindblom B. Science. 1992;255:606–608. doi: 10.1126/science.1736364. [DOI] [PubMed] [Google Scholar] source
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hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Children learn language more naturally and efficiently than adults.
In the paper
“At 12 months of age, the MMN exists only for native language contrasts (73).”
What the sources say
- Not checked yetcites [73] Cheour-Luhtanen M, Alho K, Kujala T, Sainio K, Reinikainen K, Renlund M, Aaltonen O, Eerola O, Näätänen R. Hear Res. 1995;82:53–58. doi: 10.1016/0378-5955(94)00164-l. [DOI] [PubMed] [Google Scholar] source
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
The paper states this without a source or data behind it here, so there is nothing to check it against. The quote shows it is in the paper.
In the paper
“In infants, the MMN is observed to changes in both native and nonnative contrasts at 6 months of age.”
plaincorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“This is consistent with the idea that the brain's processing of a primary language can interfere with the second language.”
hedgeddirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(i) infants' initially parse the basic units of speech allowing them to acquire higher-order units created by their combinations;”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Adults addressing infants unconsciously modify speech in ways that assist the brain mapping of language.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(ii) the developmental process is not a selectionist one in which innately specified options are selected on the basis of experience;”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“They use inherent learning strategies that were not expected, ones thought to be too complex and difficult for infants to use.”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(vi) the critical period for language is influenced not only by time, but by the neural commitment that results from experience.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
- Rests on an assumption: Children learn language more naturally and efficiently than adults.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Infants have inherent perceptual biases that segment phonetic units without providing innate descriptions of them.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“In combination, these factors provide a powerful discovery procedure for language.”
boosteddirect- Asserted: passes — The authors put it forward as true.
- Checkable: unclear — It is unclear whether it could be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The problem is avoided if both are learned early in development.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- Rests on an assumption: Infants exposed to two languages do much better if each parent speaks one of the two languages, rather than both parents speaking both languages.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“They allow infants to recover from language input the rules by which people in their community communicate.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(iii) rather, a perceptual learning process, unrelated to Skinnerian learning, commences with exposure to language, during which infants detect patterns, exploit statistical properties, and are perceptually altered by that experience;”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Taken together, these principles suggest that what is innate regarding language is not a universal grammar and phonetics, but innate biases and strategies that place constraints on perception and learning.”
hedged- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
- It may state two separate claims as one. 22
- Probably not a substantial claim. 7
None of the sources cited for this claim have been checked yet.
In the paper
“The results demonstrate developmental change between 12 and 20 weeks—by 20 weeks, there is clear separation between the three vowel categories for infants (Fig. 7).”
boostedcorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
In the paper
“Adults discriminated phonetic units that crossed the “phonetic boundary” between categories but not stimuli that fell within a category.”
What the sources say
- Not checked yetcites [10] Liberman A M, Cooper F S, Shankweiler D P, Studdert-Kennedy M. Psychol Rev. 1967;74:431–461. doi: 10.1037/h0020279. [DOI] [PubMed] [Google Scholar] source
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A result the paper reports from its own data — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Interestingly, however, the data also demonstrated that the kind of partitioning seen for speech is not limited to humans or limited to speech.”
boosted- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
In the paper
“Werker and her colleagues demonstrated that, by 12 months of age, infants no longer discriminate non-native phonetic contrasts, even though they did so at 6 months of age (31).”
What the sources say
- Not checked yetcites [31] Werker J F, Tees R C. Inf Behav Dev. 1984;7:49–63. [Google Scholar] source
boosted- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
Probably not a substantial claim. It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Infants' strategies are unexpected and unpredicted by historical views.”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: fails — It may be too vague to check against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: fails — The paper may give no reason why it holds.
Probably not a substantial claim. It may be too vague to check against evidence. The paper may give no reason why it holds.
In the paper
“The phenomenon was language-specific; Japanese adults, for example, failed to show a peak in discrimination at the phonetic boundary of an American English/ra-la/series (as in “rake” vs. “lake”) (11).”
What the sources say
- Not checked yetcites [11] Miyawaki K, Strange W, Verbrugge R, Liberman A M, Jenkins J J, Fujimura O. Percept Psychophys. 1975;18:331–340. [Google Scholar] source
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“Research on cognitive development confirms the fact that categorization (83), statistical learning (84), and prototype effects (85) are not unique to speech.”
What the sources say
- Not checked yetcites [83] Younger B A, Cohen L B. In: The Psychology of Learning and Motivation. Bower G H, editor. Vol. 19. San Diego: Academic; 1985. pp. 211–247. [Google Scholar]
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boosted- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The two systems are thus tightly coupled early on, but the coupling is seen as a coregistration of auditory and motor information, a polymodal mapping, rather than one in which the representation is specified in motor terms.”
plaincorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“Perceptual experience that guides sensory-motor learning also is seen in infants' imitation of nonspeech oral movements (94, 95) and in sign language (96).”
What the sources say
- Not checked yetcites [94] Meltzoff A N, Moore M K. Early Dev Parent. 1977;6:179–192. doi: 10.1002/(SICI)1099-0917(199709/12)6:3/4<179::AID-EDP157>3.0.CO;2-R. [DOI] [PMC free article] [PubMed] [Google Scholar]
- Not checked yetcites [95] Meltzoff A N, Moore M K. Inf Behav Dev. 1994;17:83–99. doi: 10.1016/0163-6383(94)90024-8. [DOI] [PMC free article] [PubMed] [Google Scholar] source
- Not checked yetcites [96] Petitto L A, Marentette P F. Science. 1991;251:1493–1496. doi: 10.1126/science.2006424. [DOI] [PubMed] [Google Scholar] source
plaincorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“A model reflecting this developmental sequence from universal perception to language-specific perception, called the Native Language Magnet model, proposes that infants' mapping of ambient language warps the acoustic dimensions underlying speech, producing a complex network, or filter, through which language is perceived (39, 40, 82).”
What the sources say
- Not checked yetcites [39] Kuhl P K. Curr Opin Neurobiol. 1994;4:812–822. doi: 10.1016/0959-4388(94)90128-7. [DOI] [PubMed] [Google Scholar] source
- Not checked yetcites [40] Kuhl P K. In: The New Cognitive Neurosciences. 2nd Ed. Gazzaniga M S, editor. Cambridge, MA: MIT Press; 2000. pp. 99–115. [Google Scholar]
- Not checked yetcites [82] Kuhl P K. In: Mechanistic Relationships Between Development and Learning. Carew T J, Menzel R, Shatz C J, editors. New York: Wiley; 1998. pp. 53–73. [Google Scholar]
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
Probably not a substantial claim.
In the paper
“This universal contouring soon gives way to a language-specific mapping that distorts perception, completely revising the perceptual space underlying speech processing (65).”
What the sources say
- Not checked yetcites [65] Kuhl P K, Williams K A, Lacerda F, Stevens K N, Lindblom B. Science. 1992;255:606–608. doi: 10.1126/science.1736364. [DOI] [PubMed] [Google Scholar] source
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“Vocal learning critically depends on hearing the vocalizations of others and hearing oneself produce sound.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
In the paper
“Mothers addressing infants also increase the variety of exemplars they use, behaving in a way that makes mothers resemble many different talkers, a feature shown to assist category learning in second-language learners (107).”
What the sources say
- Not checked yetcites [107] Lively S E, Logan J S, Pisoni D B. J Acoust Soc Am. 1993;94:1242–1255. doi: 10.1121/1.408177. [DOI] [PMC free article] [PubMed] [Google Scholar] source
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
In the paper
“They also present new words in a great variety of contexts, which would highlight the internal transitional probabilities of the new words against the backdrop of a variety of contexts (58).”
What the sources say
- Not checked yetcites [58] Goodsitt J V, Morgan J L, Kuhl P K. J Child Lang. 1993;20:229–252. doi: 10.1017/s0305000900008266. [DOI] [PubMed] [Google Scholar] source
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“These studies show that feedback and reinforcement are not necessary in this process; listeners simply need the right kind of listening experience (36, 113).”
What the sources say
- Not checked yetcites [36] McClelland J L, Thomas A, McCandliss B D, Fiez J A. In: Brain, Behavioral, and Cognitive Disorders: The Neurocomputational Perspective. Reggia J, Ruppin E, Glanzman D, editors. Oxford: Elsevier; 1999. pp. 75–80. [Google Scholar] source
- Not checked yetcites [113] Pisoni D B. In: Speech Perception, Production and Linguistic Structure. Tohkura Y, Vatikiotis-Bateson E, Sagisaka Y, editors. Tokyo: Ohmsha; 1992. pp. 143–151. [Google Scholar]
boosted- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
In the paper
“When introducing new words, parents repeat the word often in sterotyped frames (“Where's the __ ,” “See the __ ,” “That's a __ ” (110), which would highlight the items in sentence-final position.”
What the sources say
- Not checked yetcites [110] Peters A M. The Units of Language Acquisition. Cambridge: Cambridge Univ. Press; 1983. [Google Scholar]
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“This may be the case because it is easier to map two different sets of phonetic categories (one for each of the two languages) if they can be perceptually separated.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: fails — The paper may give no reason why it holds.
Probably not a substantial claim. The paper may give no reason why it holds.
- Rests on an assumption: Infants exposed to two languages do much better if each parent speaks one of the two languages, rather than both parents speaking both languages.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The hypothesis is that, for Japanese people, learning to process English requires the development of a new map, one more appropriate for English.”
hedgeddirect- Asserted: fails — The authors may not put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
Probably not a substantial claim. The authors may not put it forward as true.
In the paper
“Data gathered by using functional MRI techniques indicate that adult bilinguals who acquire both languages early in life activate overlapping regions of the brain when processing the two languages, whereas those who learn the second language later in life activate two distinct regions of the brain for the two languages (114).”
What the sources say
- Not checked yetcites [114] Kim K H S, Relkin N R, Lee K M, Hirsch J. Nature (London) 1997;388:172–174. doi: 10.1038/40623. [DOI] [PubMed] [Google Scholar]
hedgedcorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Early in life, interference effects are minimal and two different mappings can be acquired, as is the case for infants learning two languages.”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
None of the sources cited for this claim have been checked yet.
In the paper
“New training studies suggest that exaggerating the dimensions of foreign language contrasts (36), as well as providing listeners with multiple instances spoken by many talkers (113), are effective training methods.”
What the sources say
- Not checked yetcites [36] McClelland J L, Thomas A, McCandliss B D, Fiez J A. In: Brain, Behavioral, and Cognitive Disorders: The Neurocomputational Perspective. Reggia J, Ruppin E, Glanzman D, editors. Oxford: Elsevier; 1999. pp. 75–80. [Google Scholar] source
- Not checked yetcites [113] Pisoni D B. In: Speech Perception, Production and Linguistic Structure. Tohkura Y, Vatikiotis-Bateson E, Sagisaka Y, editors. Tokyo: Ohmsha; 1992. pp. 143–151. [Google Scholar]
hedgeddirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Exaggerating speech not only makes it more discriminable for infants, it highlights critical parameters used in the native language.”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“The learning strategies used by infants may themselves have influenced the nature of language, in much the same way that general auditory processing influenced the selection of phonetic units for language during its evolution.”
hedgedconditional- Asserted: passes — The authors put it forward as true.
- Checkable: fails — It may be too vague to check against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: fails — The paper may give no reason why it holds.
Probably not a substantial claim. It may be too vague to check against evidence. The paper may give no reason why it holds.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Infants are neither the tabula rasas that Skinner described nor the innate grammarians that Chomsky envisioned.”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(iv) vocal imitation links speech perception and production early, and auditory, visual, and motor information are coregistered for speech categories;”
plaincorrelational- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: unclear — It is unclear why the paper says it holds.
It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“(v) adults addressing infants unconsciously alter their speech to match infants' learning strategies, and this is instrumental in supporting infants' initial mapping of speech;”
plaindirect- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: fails — The paper may give no reason why it holds.
Probably not a substantial claim. The paper may give no reason why it holds. It may state two separate claims as one.
A conclusion the paper draws from its own results — it cites no other source for it, so there is none to check. The quote shows it is in the paper.
In the paper
“Language is thus innately discoverable, but not innate in the way that selectionist models suggested.”
plain- Asserted: passes — The authors put it forward as true.
- Checkable: passes — It can be checked against evidence.
- Load-bearing: passes — The paper’s conclusions depend on it.
- Based: passes — The paper gives a reason why it holds.
It may state two separate claims as one.
The paper relies on this without support.
Infants' performance in laboratory speech perception tasks reflects the mechanisms underlying natural language acquisition.
“The data show that infants perceptually “map” critical aspects of ambient language in the first year of life before they can speak.”
The paper relies on this without support.
Listening preferences in infancy indicate language-specific learning.
“American infants tested at 6 months show no listening preference for words with the strong/weak as opposed to the weak/strong pattern, but by 9 months they exhibit a strong preference for the pattern typical of their native language (55).”
The paper relies on this without support.
The statistical learning demonstrated with artificial speech stimuli generalizes to natural language acquisition.
“New research shows that infants detect and exploit the statistical properties of the language they hear to find word candidates in running speech before they know the meanings of words.”
The paper relies on this without support.
Children learn language more naturally and efficiently than adults.
“There is no doubt that children learn language more naturally and efficiently than adults, a paradox given adults' superior cognitive skills.”
The paper relies on this without support.
Infants exposed to two languages do much better if each parent speaks one of the two languages, rather than both parents speaking both languages.
“Anecdotal evidence suggests that infants exposed to two languages do much better if each parent speaks one of the two languages, rather than both parents speaking both languages.”
Claims other papers make about this one
Each is checked against this paper’s own text: does it say what the citing paper says it does?
In the citing paper
“Humans are easily able to acquire huge amounts of biologically primary knowledge outside of educational contexts and without a discernible working memory load.”
From An Evolutionary Upgrade of Cognitive Load Theory: Using the Human Motor System and Collaboration to Support the Learning of Complex Cognitive Tasks (2012) · cites this paper as Kuhl 2000
Self-check
Percentages, sums and reported differences re-computed from the paper’s own numbers.
Each contradiction between two passages listed here was confirmed by an independent check.
Rated minor: it would not touch a result — a value no result rests on, a p-value that stays on the same side of the significance level, or a conflict that is clerical, resolved elsewhere in the paper, or outside its own findings.
In the paper
§ References
“94.Meltzoff A N, Moore M K. Early Dev Parent. 1977;6:179–192.”
§ References
“doi: 10.1002/(SICI)1099-0917(199709/12)6:3/4<179::AID-EDP157>3.0.CO;2-R.”
Citations
Cites
Fodor, J. A. (1983) · doi:10.7551/mitpress/4737.001.0001 · Cited by 7,734
Skinner, B. F. (1957) · doi:10.1037/11256-000 · Cited by 5,759
Statistical learning by 8-month-old infants
Saffran, J. R., Aslin, R. N., & Newport, E. L. (1996) · Science · doi:10.1126/science.274.5294.1926 · Cited by 5,659
The Psychology of Learning and Motivation
(2021) · The Psychology of learning and motivation/The psychology of learning and motivation · doi:10.1016/s0079-7421(21)x0002-3 · Cited by 5,082
Perception of the speech code.
Liberman, A. M., Cooper, F. S., Shankweiler, D. P., & Studdert-Kennedy, M. (1967) · Psychological Review · doi:10.1037/h0020279 · Cited by 3,722
Chomsky (1959) · doi:10.2307/411334 · Cited by 3,425
Werker, J. F., & Tees, R. C. (1984) · Infant Behavior and Development · doi:10.1016/s0163-6383(84)80022-3 · Cited by 2,801
Gallistel, C. R. (1990) · Cited by 2,571
Gazzaniga, M. S., & Bizzi, E. (2000) · Cited by 2,547
Of Human Bonding: Newborns Prefer Their Mothers' Voices
DeCasper, A. J., & Fifer, W. P. (1980) · Science · doi:10.1126/science.7375928 · Cited by 2,317
Research works printed but not linked: 7
- K Wexler, P W Culicover Formal Principles of Language Acquisition (MIT Press, Cambridge, MA, 1980).
- K N Stevens Acoustic Phonetics (MIT Press, Cambridge, MA, 1998).
- J M Pickett The Acoustics of Speech Communication (Allyn and Bacon, Boston, 1999).
- N Gross, P C Judge, O Port, S H Wildstrom BusinessWeek, February 23, 60–72. (1998).
- J F Werker An Invitation to Cognitive Science: Language, eds L R Gleitman, M Liberman (MIT Press, Cambridge, MA), pp. 87–107 (1995).
- P K Kuhl Child Phonology: Vol. 2. Perception, eds G H Yeni-Komshian, J F Kavanagh, C A Ferguson (Academic, New York), pp. 41–66 (1980).
- K H S Kim, N R Relkin, K M Lee, J Hirsch Nature (London) 388, 172–174 (1997).
Cited by
Sorted by citations
Jackendoff, R. S. (2002) · doi:10.1093/acprof:oso/9780198270126.001.0001 · Cited by 4,542
Implications for educational practice of the science of learning and development
Darling-Hammond, L., Flook, L., Cook-Harvey, C., Barron, B., & Osher, D. (2020) · Applied Developmental Science · doi:10.1080/10888691.2018.1537791 · Cited by 2,733
“Neuroscientists have also demonstrated that the development of neural pathways is associated with exposure to and generation of language (Kuhl, 2000).”
BackgroundEarly language acquisition: cracking the speech code
Kuhl, P. K. (2004) · Nature Reviews Neuroscience · doi:10.1038/nrn1533 · Cited by 2,291
Self-citationHensch, T. K. (2004) · Annual Review of Neuroscience · doi:10.1146/annurev.neuro.27.070203.144327 · Cited by 1,300
Kuhl, P. K., Tsao, F.-M., & Liu, H.-M. (2003) · Proceedings of the National Academy of Sciences · doi:10.1073/pnas.1532872100 · Cited by 1,237
Self-citation
Metadata
- Authors
- Kuhl, P. K.
- Affiliations
- University of Washington (US)
- Corresponding author
- Kuhl, Patricia K.
- ORCID
- Kuhl, Patricia K.
- Venue
- Proceedings of the National Academy of Sciences
- Publisher
- National Academy of Sciences
- Published
- 2000-10-24
- Volume
- 97
- Issue
- 22
- Pages
- 11850-11857
- ISSN
- 0027-8424 (ISSN-L)
- 1091-6490
- PMC
- PMC34178
- OpenAlex
- W1972159947
- Semantic Scholar
- 4ea6e708012a19bcd4674f1607fd1e1a03b93eaf
- Cited by
- 773
- References
- 121
- Citations by year
- 2026: 12 · 2025: 12 · 2024: 21 · 2023: 36 · 2022: 31 · 2021: 45 · 2020: 32 · 2019: 34 · 2018: 45 · 2017: 34 · 2016: 31 · 2015: 53 · 2014: 32 · 2013: 30 · 2012: 34
- FWCI
- 42.58
- Type
- journal article
- Language
- en
- Open access
- green
- www.ncbi.nlm.nih.gov
- Locations
- Proceedings of the National Academy of Sciences (publishedVersion)
- PubMed Central (publishedVersion)
- PubMed (publishedVersion)
- Funders
- National Institutes of Health (HD 37954)
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (R01HD037954, HD37954)
- Topics
- Social Sciences › Psychology › Developmental and Educational Psychology › Language Development and Disorders
- Social Sciences › Psychology › Experimental and Cognitive Psychology › Phonetics and Phonology Research
- Social Sciences › Psychology › Experimental and Cognitive Psychology › Categorization, perception, and language
- Keywords
- language acquisition, infant speech perception, statistical learning, perceptual mapping, language experience, language bootstrapping, infant language development
- MeSH terms
- Animals, Haplorhini, Humans, Infant, Language Development
About these checks
Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.
A language model drew the claims from the paper on 2026-10-10, under version 3 of the claim definition (model deepseek-v4.1-flash, prompt extract-v3).
A second model labelled each claim on 2026-10-10 (model jev-1.13-20260917, definition revision gold-guideline-v0.2).
Statistics and arithmetic are recomputed, not judged.
Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.
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