Social Learning & Choice Lab

In Press & Preprints

Hackel, L. M., Kalkstein, D. A., & Mende-Siedlecki, P. (in press). Simplifying social learning. Trends in Cognitive Sciences. [PDF]

Ni, Q., Kalkstein, D. A., & Hackel, L. M. (preprint). The Intentional Stance Drives Relational Reasoning in Social Observation. [PDF]

Stillerman, B. S., Lindström, B., Schultner, D. T., Hackel, L. M., Hagen, D. R., Jostmann, N. B., & Amodio, D. M. (preprint). Internalization of societal stereotypes as individual prejudice. [PDF]


Hackel, L. M., & Kalkstein, D. A. (2023). Social concepts simplify complex reinforcement learning. Psychological Science. [PDF]

Hackel, L. M., & Mende-Siedlecki, P. (2023). Two modes of social impressions and their effects on choice. Journal of Experimental Psychology: General. [PDF]

Sparkman, G., Hackel, L. M., Crosby, J. R., Gross, J. J., & Hard, B. M. (2023). Connecting introductory psychology to climate change can empower students. Teaching of Psychology. [PDF]


Cho, H., & Hackel, L. M. (2022). Instrumental learning of social affiliation through outcome and intention. Journal of Experimental Psychology: General. [PDF]

Hackel, L. M., Mende-Siedlecki, P., Loken, S., & Amodio, D. M. (2022). Context-dependent learning in social interaction: Trait impressions support flexible social choices. Journal of Personality and Social Psychology. [PDF]

Hackel, L. M., Kogon, D., Amodio, D. M., & Wood, W. (2022). Group value learned through interactions with members: A reinforcement learning account. Journal of Experimental Social Psychology. [PDF]


Doell, K. C., Pärnamets, P., Harris E., Hackel, L. M., & Van Bavel, J. J. (2021). Understanding the effects of partisan identity on climate change. Current Opinion in Behavioral Sciences. [PDF]

Rathje, S., Hackel, L. M., & Zaki, J. (2021). Attending live theatre improves empathy, changes attitudes, and leads to pro-social behavior. Journal of Experimental Social Psychology. [PDF]


Hackel, L. M., Mende-Siedlecki, P., & Amodio, D. M. (2020). Reinforcement learning in social interaction: The distinguishing role of trait inference. Journal of Experimental Social Psychology. [PDF] [Materials & data]

Hackel, L. M., Wills, J. A., & Van Bavel, J. J. (2020). Shifting prosocial intuitions: Neurocognitive evidence for a value-based account of group-based cooperation. Social Cognitive and Affective Neuroscience. [PDF]

Kalkstein, D. A., Hackel, L. M., & Trope, Y. (2020). Person-centered cognition: The presence of people in a visual scene promotes relational reasoning. Journal of Experimental Social Psychology. [PDF]

Wills, J. A., Hackel, L. M., Feldmanhall, O., Pärnamets, P., & Van Bavel, J. J. (2020). The social neuroscience of cooperation. In D. Poeppel, M. Gazaniga & G. R. Mangun. (Eds.) The Cognitive Neurosciences. 6th Edition. MIT Press. [PDF]


Hackel, L. M., Berg, J. J., Lindström, B., & Amodio, D. M. (2019). Model-Based and Model-Free Social Cognition: Investigating the role of habit in social attitude formation and choice. Frontiers in Psychology. [PDF]


Hackel, L. M., & Amodio, D. M. (2018). Computational neuroscience approaches to social cognition. Current Opinion in Psychology, 24, 92-97. [PDF

Hackel, L. M., & Zaki, J. (2018). Propagation of economic inequality through reciprocity and reputation. Psychological Science. [PDF] [Materials & Data]

Hackel, L. M., Coppin, G., Wohl, M. J. A., & Van Bavel, J. J. (2018). From groups to grits: Social identity shapes evaluations of food pleasantness. Journal of Experimental Social Psychology, 74, 270-280. [PDF] [Materials & Data]​

Schmid, P., Hackel, L. M., Jasperse, L., & Amodio, D. M. (2018.) Frontal cortical effects on feedback processing and reinforcement learning: Relation of EEG asymmetry with the feedback-related negativity and behavior. Psychophysiology, 55(1), e12911. [PDF]

Schmid, P., Hackel, L. M., & Amodio, D. M. (2018). Power effects on instrumental learning: Evidence from the brain and behavior. Motivation Science, 4(3), 206-226. 


Hackel, L. M., Zaki, J., & Van Bavel, J. J. (2017). Social identity shapes social valuation: Evidence from prosocial behavior and vicarious reward. Social Cognitive and Affective Neuroscience, 12, 1219-1228. [PDF] [Data] 

Hackel, L. M. & Zaki, J. (2017). My brain contains multitudes: The value of a flexible approach to identity. Psychological Inquiry, 28(2-3), 99-102. [PDF]​​

Dixon-Gordon, K. L., Tull, M. T., Hackel, L. M., & Gratz, K. L. (2017). The influence of emotional state on learning from reward and punishment in borderline personality disorder. Journal of Personality Disorders, 1-14.


Hackel, L. M., Larson, G. M., Bowen, J. D., Ehrlich, G. A., Mann, T. C., Middlewood, B., Roberts, I. D., Eylink, J., Fetterolf, J.C., Gonzalez, F., Garrido, C. O., Kim, J., O’Brien, T., O’Malley, E. E., Mesquita, B., & Barrett, L.F. (2016). On the neural implausibility of the modular mind: Evidence for distributed construction dissolves boundaries between perception, cognition, and emotion. Behavioral and Brain Sciences, 39.


Hackel, L. M., Doll, B. B., & Amodio, D. M. (2015). Instrumental learning of traits versus rewards: Dissociable neural correlates and effects on choice. Nature Neuroscience, 18, 1233-1235. [PDF

[Featured in “News & Views” commentary: Hsu, M., & Jenkins, A. C. (2015). Character studies. Nature Neuroscience, 18, 1198-199.] [PDF]


Hackel, L. M., Looser, C. E., & Van Bavel, J. J. (2014). Group membership alters the threshold for mind perception: The role of social identity, collective identification, and intergroup threat. Journal of Experimental Social Psychology, 52, 15-23. [PDF] [Materials]

Van Bavel, J. J., Hackel, L. M., & Xiao, Y. J. (2014). The group mind: The pervasive influence of social identity on cognition. In J. Decety & Y. Christian (Eds.) New Frontiers in Social Neuroscience. (pp. 41-56). Springer. [PDF]


Van Bavel, J. J., Xiao, Y. J. & Hackel, L. M. (2013). Social identity shapes social perception and evaluation: Using neuroimaging to look inside the social brain. In B. Derks, D. Scheepers & N. Ellemers (Eds.) The Neuroscience of Prejudice and Intergroup Relations. (pp. 110-129). Psychology Press. [PDF]