Smith, Eric Alden, Monique Borgerhoff Mulder, Samuel Bowles, Michael Gurven, Tom Hertz, and Mary K. Shenk. 2010. “Production systems, inheritance, and in equal ity in premodern societies.” Current Anthropology 51:85–94; Bowles, Samuel, Eric Alden Smith, and Monique Borgerhoff Mulder. 2010. “The emergence and persistence of inequality in premodern societies.” Current Anthropology 51:7–17.