The Emergence and Representation of Knowledge about Social and Nonsocial Hierarchies

  title={The Emergence and Representation of Knowledge about Social and Nonsocial Hierarchies},
  author={Dharshan Kumaran and Hans Ludwig Melo and Emrah Duzel},
Primates are remarkably adept at ranking each other within social hierarchies, a capacity that is critical to successful group living. Surprisingly little, however, is understood about the neurobiology underlying this quintessential aspect of primate cognition. In our experiment, participants first acquired knowledge about a social and a nonsocial hierarchy and then used this information to guide investment decisions. We found that neural activity in the amygdala tracked the development of… CONTINUE READING
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