Opwis, Klaus

Towards understanding the effects of individual gamification elements on intrinsic motivation and performance

Mekler, E. D., Brühlmann, F., Tuch, A. N., & Opwis, K. (2017) · Computers in Human Behavior

Educational Games and GamificationDigital Games and Media

Cited by 990

Do points, levels and leaderboards harm intrinsic motivation?: an empirical analysis of common gamification elements

Mekler, E. D., Brühlmann, F., Opwis, K., & Tuch, A. N. (2013) · Proceedings of the First International Conference on Gameful Design, Research, and Applications

Educational Games and GamificationDigital Games and Media

Cited by 314

How WEIRD is CHI?

Linxen, S., Sturm, C., Brühlmann, F., Cassau, V., Opwis, K., & Reinecke, K. (2021) · Proceedings of the 2021 CHI Conference on Human Factors in Computing Systems

Usability and User Interface DesignInnovative Human-Technology Interaction

Cited by 254

Trust and distrust on the web: User experiences and website characteristics

Seckler, M., Heinz, S., Forde, S., Tuch, A. N., & Opwis, K. (2015) · Computers in Human Behavior

Technology Adoption and User BehaviourPrivacy, Security, and Data Protection

Cited by 223

Sleep–wake cycles and cognitive functioning in schizophrenia

Bromundt, V., Köster, M., Georgiev-Kill, A., Opwis, K., Wirz-Justice, A., Stoppe, G., & Cajochen, C. (2011) · British Journal of Psychiatry

Circadian rhythm and melatoninSchizophrenia research and treatment

Cited by 223

A systematic review of quantitative studies on the enjoyment of digital entertainment games

Mekler, E. D., Bopp, J. A., Tuch, A. N., & Opwis, K. (2014) · Proceedings of the SIGCHI Conference on Human Factors in Computing Systems

Digital Games and MediaFlow Experience in Various Fields

Cited by 211

The quality of data collected online: An investigation of careless responding in a crowdsourced sample

Brühlmann, F., Petralito, S., Aeschbach, L. F., & Opwis, K. (2020) · Methods in Psychology

Mobile Crowdsensing and CrowdsourcingSurvey Methodology and Nonresponse

Cited by 168

Beyond web content accessibility guidelines: Design of enhanced text user interfaces for blind internet users

Leuthold, S., Bargas-Avila, J. A., & Opwis, K. (2008) · International Journal of Human-Computer Studies

Digital Accessibility for DisabilitiesUsability and User Interface Design

Cited by 109

Effects of methylphenidate on working memory functioning in children with attention deficit/hyperactivity disorder

Kobel, M., Bechtel, N., Weber, P., Specht, K., Klarhöfer, M., Scheffler, K., Opwis, K., & Penner, I.-K. (2009) · European Journal of Paediatric Neurology

Attention Deficit Hyperactivity DisorderNeural and Behavioral Psychology Studies

Cited by 104

How compliance with web accessibility standards shapes the experiences of users with and without disabilities

Vollenwyder, B., Petralito, S., Iten, G. H., Brühlmann, F., Opwis, K., & Mekler, E. D. (2023) · International Journal of Human-Computer Studies

Digital Accessibility for DisabilitiesUsability and User Interface Design

Cited by 62

Computerised working memory training in healthy adults: A comparison of two different training schedules

Penner, I.-K., Vogt, A., Stöcklin, M., Gschwind, L., Opwis, K., & Calabrese, P. (2012) · Neuropsychological Rehabilitation

Cognitive Abilities and TestingCognitive Functions and Memory

Cited by 60

Exploring the effects of human-centered AI explanations on trust and reliance

Scharowski, N., Perrig, S. A. C., Svab, M., Opwis, K., & Brühlmann, F. (2023) · Frontiers in Computer Science

Explainable Artificial Intelligence (XAI)Ethics and Social Impacts of AI

Cited by 57

Circadian Sleep-Wake Cycles, Well-Being, and Light Therapy in Borderline Personality Disorder

Bromundt, V., Wirz-Justice, A., Kyburz, S., Opwis, K., Dammann, G., & Cajochen, C. (2013) · Journal of Personality Disorders

Sleep and related disordersCircadian rhythm and melatonin

Cited by 49

Salient beliefs influencing the intention to consider Web Accessibility

Vollenwyder, B., Iten, G. H., Brühlmann, F., Opwis, K., & Mekler, E. D. (2019) · Computers in Human Behavior

Digital Accessibility for DisabilitiesUsability and User Interface Design

Cited by 46

Independent Validation of the Player Experience Inventory: Findings from a Large Set of Video Game Players

Perrig, S. A. C., Scharowski, N., Brühlmann, F., von Felten, N., Opwis, K., & Aeschbach, L. F. (2024) · Proceedings of the CHI Conference on Human Factors in Computing Systems

Digital Games and MediaEducational Games and Gamification

Cited by 10