Epstein Secrets

n Kraft-Todd, Errol Morris, Philip Pettit, Steven Pinker, Lisa Pytka, Richard Sosis, Fritz Tsao, Jack Van

aniel Dennett, Jonathan Figdor, Nick Haslam, Omar Sultan Haque, Lilan Hauser, Bryce Huebner, Ann Jon, Gordon Kraft-Todd, Errol Morris, Philip Pettit, Steven Pinker, Lisa Pytka, Richard Sosis, Fritz Tsao, Jack Van Honk, and Richard Wrangham. My agent, John Brockman...not only a great agent but a wonderful human

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Prisoner's Dilemma has famously been used as an explanation for the evolution of cooperation among non-kin (Axelrod & Hamilton, 1981; Dawkins, 2006; Pinker, 2003; Trivers, 1971). In this section, we show how the same basic model can be used to explain many of the quirky features of our pro-social prefer-

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