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Related Experiment Video

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The prefrontal cortex and (uniquely) human cooperation: a comparative perspective.

Yoonseo Zoh1, Steve W C Chang1, Molly J Crockett2

  • 1Department of Psychology, Yale University, New Haven, USA.

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|August 20, 2021
PubMed
Summary
This summary is machine-generated.

Human cooperation relies on the prefrontal cortex, particularly a medial network for valuing outcomes and lateral areas for social norms. Advanced anterior regions may arbitrate between different cooperative norms.

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Area of Science:

  • Neuroscience
  • Comparative Psychology
  • Social Cognition

Background:

  • Human cooperation is a complex behavior with unique evolutionary aspects.
  • The prefrontal cortex (PFC) is crucial for regulating social behavior and decision-making.
  • Understanding the neural basis of cooperation requires comparing human and nonhuman primate social cognition.

Purpose of the Study:

  • To review the neural mechanisms underlying human cooperation, with a focus on the prefrontal cortex.
  • To compare cooperative behaviors and neural structures in humans and nonhuman primates.
  • To elucidate the role of different prefrontal cortex regions in cooperative decision-making and norm adherence.

Main Methods:

  • Review of existing literature on the neuroscience of cooperation.
  • Comparative analysis of human and nonhuman primate social behaviors and brain structures.
  • Focus on functional neuroimaging and lesion studies related to the prefrontal cortex.

Main Results:

  • A medial prefrontal network, shared by primates and humans, supports valuing outcomes for self and others.
  • Lateral prefrontal areas are involved in representing and modulating cooperative norms based on social context.
  • Anterior PFC regions appear critical for arbitrating between competing cooperative norms across different social situations.

Conclusions:

  • Cooperation in humans involves a hierarchical prefrontal cortex network, from basic value assessment to complex norm arbitration.
  • Comparative neurobiology highlights shared and unique neural substrates for cooperation across primate species.
  • Future research should explore the neural basis of norm arbitration in diverse social contexts.