Author Trumble, B., Cummings, D.K., O’Connor, K.A., Holman, D.J., Smith, E.A., Kaplan, H.S., Gurven, M.D. In press. Edition Evolution and Human Behavior. Year Wed, 01/01/2014 - 12:00 Theme/s Biodemography and Evolution Broom Author Ben Trumble Michael Gurven