Samuel Klein, Ph.D.
(Postdoc) Research Scientist, Columbia University
| EMAIL | CV | Google Scholar |
Samuel Klein, Ph.D.
(Postdoc) Research Scientist, Columbia University
| EMAIL | CV | Google Scholar |
Modern life is organized by our impressions of other people: who we trust, hire, charge, credit, and follow. These impressions are the lifeblood of decision-making, yet they often influence our actions in ways we do not intend, realize, or want, entangling us in a web of misjudgments and overgeneralizations. As a research scientist, I investigate how we form and use social impressions to navigate the world. My work draws on perspectives and methods from neuroeconomics, vision science, cognition, social psychology, and judgment & decision-making research to model the mechanisms of impression-mediated decision-making. To this end, I use a diverse toolkit of behavioral paradigms, data sources, and computational methods (e.g., natural language processing, machine learning).
The throughline of my work is that impressions are not static—neither in the information we use to form them nor in the meaning that information carries when it captures our attention; but rather flexible, context-sensitive, and shaped heavily by both real-time and longer-term experience. This perspective advances our understanding of why bias persists, when behavioral interventions succeed or fail, and how impressions recalibrate with new experiences so the same social signals mean something different to us over time.
Klein, S. A. W., Lassetter, B., Neel, B., & Todd, A. R. (in press). Integrating Body Information with Faces Directs Attention Away from Race, Altering Racially Biased Weapon Identification. Psychonomic Bulletin & Review
Elderkin, M., Klein, S. A. W., Oliinyk, S., Gelerian, E., Todd, A. R. (in press). Mental Representations of Middle Eastern Women: Evidence from Two Indirect Methods. Social Cognition
Klein, S. A. W. & Sherman, J. W. (2024). Measuring the Impact of Multiple Social Cues to Drive Theoretical Advancement in Person Perception Research. Psychological Review
Klein, S. A. W. & Todd, A. R. (2024). Emotion expression salience and racially biased weapon identification: a diffusion modeling approach. Psychonomic Bulletin & Review
Calanchini, J., Schmidt, K., Sherman, J. W., & Klein, S. A. (2022). The contributions of positive outgroup and negative ingroup evaluation to implicit bias favoring outgroups. Proceedings of the National Academy of Sciences
Klein, S. A., & Sherman, J. W. (2022). Measuring and modeling implicit cognition. The Routledge Handbook of Philosophy and Implicit Cognition
Sherman, J. W., & Klein, S. A. (2021). The four deadly sins of implicit attitude research. Frontiers in Psychology
Klein, S. A., Hutchings, R. J., & Todd, A. R. (2021). Revising mental representations of faces based on new diagnostic information. Cognition
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