Evolutionary Psychology

February 2025

• Feb 16, 2025ExplainersHow Evolution Made the MindEvolutionary psychology asks whether humans are general-purpose learners or have Pleistocene-shaped psychological adaptations.18 MIN3.0k

January 2025

• Jan 26, 2025ConceptsThe Norm of Reciprocity: Gifts, Debts, and ObligationsIn 1971, Dennis Regan had a confederate give subjects a Coke during a break in an experiment.27 MIN3.7k

August 2024

• Aug 23, 2024ExplainersWhy Humans Cooperate: Evolutionary InsightsWhy do humans cooperate at unprecedented scales? The science of kin selection, reciprocal altruism, Axelrod's tournaments, altruistic punishment,...19 MIN5.3k

February 2024

• Feb 23, 2024ConceptsThe Evolutionary Purpose of Emotions ExplainedEmotions are not irrational noise interfering with clear thinking, they are action-readiness states shaped by evolution.18 MIN10.0k

January 2024

• Jan 24, 2024ConceptsWhat Is Evolutionary Psychology and Its DebatesA rigorous introduction to evolutionary psychology: its intellectual foundations in Cosmides and Tooby, core findings on kin selection and mate...17 MIN8.8k