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Reflexive intergroup bias in third-party punishment
Daniel A Yudkin1, Tobias Rothmund2, Mathias Twardawski3
1Department of Psychology.
Third-party punishment shows intergroup bias, favoring one's own group. This bias is amplified when people rely on reflexive judgment rather than deliberate thought, indicating it's inherent in moral cognition.
Area of Science:
- Social Psychology
- Moral Cognition
- Behavioral Economics
Background:
- Humans exhibit third-party punishment, punishing norm violators without direct harm.
- This punishment is prone to intergroup bias, with harsher penalties for out-group members.
- The underlying psychological mechanisms of this bias remain underexplored.
Purpose of the Study:
- To investigate if intergroup bias in third-party punishment arises from reflexive or deliberative moral cognition.
- To test the hypothesis that impaired deliberation exacerbates reflexive intergroup bias in punishment.
Main Methods:
- Three experiments used a simulated economic game.
- Participant group relationships to transgressors were manipulated (teams, nationalities).
- Reflexive judgment was assessed via response time and cognitive load.
Main Results:
- Reflexive judgment consistently heightened intergroup bias in third-party punishment.
- Bias was observed across various group-membership manipulations.
- Cognitive load and response time indicated a stronger bias under conditions favoring reflexive thought.
Conclusions:
- Intergroup bias in third-party punishment appears inherent to human moral cognition, driven by reflexive processes.
- This finding has implications for understanding punishment, cooperation, and social behavior.
- The results suggest that bias in punishment is not solely a product of deliberate reasoning.
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