M. Shermer, The Science of Good and Evil (New York: Holt, 2004).
800
F. W. Marlowe et al., “More ‘Altruistic’ Punishment in Larger Societies,” Sci 23 (2006): 1767; J. Henrich et al., “‘Economic Man’ in Cross-Cultural Perspective: Behavioral Experiments in 15 Small-Scale Societies,” BBS 28 (2005): 795.