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  • Jillian Jordan

My research investigates human social cognition and behavior, with a focus on cooperation and morality. I integrate approaches from psychology, experimental economics, and evolutionary game theory. I’m interested in questions like: Why do humans condemn others for immoral or selfish behavior? How do we select collaborative interaction partners, and signal our quality as prospective partners? Why do we hate hypocrites?


Evolution of moral outrage: I’ll punish your bad behavior to make me look good

WHAT MAKES HUMAN MORALITY UNIQUE? One important answer is that we care when other people are harmed. While many animals retaliate when directly mistreated, humans...