title: Behavior. Origins of cumulative culture.
authors.affiliation: Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA. kurzban@psych.upenn.edu
authors.forename: Robert
authors.initials: R
authors.lastname: Kurzban
authors.forename: H Clark
authors.initials: HC
authors.lastname: Barrett
mesh_terms: D000818:Animals; D003468:Cultural Evolution; D005260:Female; D006801:Humans; D008606:Mental Processes; D011340:Problem Solving; D012919:Social Behavior