{"identifier":"nobleid:/w1/20260526/EEAF1599","arkIdentifier":"ark:/48914/w1/20260526/EEAF1599","version":1,"workTitle":"The Evolution of Reciprocal Altruism","workType":"Journal Article","authors":"Robert L. Trivers","description":null,"workUrl":null,"createdAt":"2026-05-26T04:03:36.218557Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260526/EEAF1599.v1"}