Model-Based and Model-Free Social Cognition: Investigating the Role of Habit in Social Attitude Formation and Choice.

ABSTRACT: Do habits play a role in our social impressions? To investigate the contribution of habits to the formation of social attitudes, we examined the roles of model-free and model-based reinforcement learning in social interactions - computations linked in past work to habit and planning, respectively. Participants in this study learned about novel individuals in a sequential reinforcement learning paradigm, choosing financial advisors who led them to high- or low-paying stocks. Results indicated that participants relied on both model-based and model-free learning, such that each type of learning was expressed in both advisor choices and post-task self-reported liking of advisors. Specifically, participants preferred advisors who could provide large future rewards as well as advisors who had pr

SUBMITTER: Hackel LM 

PROVIDER: S-EPMC6881302 | biostudies-literature | 2019

REPOSITORIES: biostudies-literature