Cited by 226Opinion Dynamics and Social InfluenceSocial and Intergroup PsychologySocial Media and Politics

Differentiation without Distancing. Explaining Bi-Polarization of Opinions without Negative Influence

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Mäs, Michael, Flache, Andreas·2013·PLoS ONE

Abstract

Explanations of opinion bi-polarization hinge on the assumption of negative influence, individuals' striving to amplify differences to disliked others. However, empirical evidence for negative influence is inconclusive, which motivated us to search for an alternative explanation. Here, we demonstrate that bi-polarization can be explained without negative influence, drawing on theories that emphasize the communication of arguments as central mechanism of influence. Due to homophily, actors interact mainly with others whose arguments will intensify existing tendencies for or against the issue at stake. We develop an agent-based model of this theory and compare its implications to those of existing social-influence models, deriving testable hypotheses about the conditions of bi-polarization. Hypotheses were tested with a group-discussion experiment (N = 96). Results demonstrate that argument exchange can entail bi-polarization even when there is no negative influence.

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  • The social influence of extreme opinions is capped, as suggested by experimental findings.

    “Its odd non-linear shape guarantees that an agent j influences others in the direction of its own opinion's sign, σ ( x j ), that this influence increases monotonically with the agent's conviction | x j | , and that the social influence of extreme opinions is capped, as suggested by experimental findings [35].”

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Research works printed but not linked: 2

  1. [20]Katz E, Lazarsfeld PF (1995) Personal Influence. Glencoe, IL: Free Press.
  2. [75]Myers DG (1982) Polarizing Effects of Social Interaction. In: Brandstätter H, Davis JH, Stocker-Kreichgauer G, editors. Group Decision Making. London: Academic Press. 125–161.

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Authors
Mäs, M., & Flache, A.
Affiliations
  • ETH Zurich (CH)
  • University of Groningen (NL)
Corresponding author
Mäs, Michael
Venue
PLoS ONE
Published
2013-11-27
Volume
8
Issue
11
Pages
e74516
ISSN
1932-6203 (ISSN-L)
OpenAlex
W2081989682
Cited by
226
References
106
Citations by year
2026: 14 · 2025: 19 · 2024: 27 · 2023: 23 · 2022: 20 · 2021: 27 · 2020: 21 · 2019: 18 · 2018: 17 · 2017: 15 · 2016: 8 · 2015: 13 · 2014: 4
FWCI
5.93
Type
journal article
Language
en
Open access
Locations
  • PLoS ONE (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • University of Groningen research database (University of Groningen / Centre for Information Technology) (publishedVersion, cc-by)
  • RePEc: Research Papers in Economics (submittedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
  • Figshare (submittedVersion, cc-by)
  • Repository for Publications and Research Data (ETH Zurich) (submittedVersion, cc-by)
  • University of Groningen research database (University of Groningen / Centre for Information Technology) (submittedVersion, cc-by)
  • ETH Zürich Research Collection (cc-by)
Funders
  • Rijksuniversiteit Groningen
  • Universiteit Utrecht
  • Nederlandse Organisatie voor Wetenschappelijk Onderzoek (VIDI Grant 452-04-351, 452-04-351)
Topics
  • Physical Sciences › Physics and Astronomy › Statistical and Nonlinear Physics › Opinion Dynamics and Social Influence
  • Social Sciences › Sociology and Political Science › Social and Intergroup Psychology
  • Social Sciences › Communication › Social Media and Politics
Keywords
opinion polarization, negative influence, argument exchange, homophily, social influence, agent-based modeling, group discussion, opinion dynamics
MeSH terms
Adult, Female, Humans, Male, Models, Theoretical, Social Behavior, Young Adult

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