title: What is a group? Conceptual clarity can help integrate evolutionary and social scientific research on cooperation.
abstract: Smaldino argues that evolutionary theories of social behavior do not adequately explain the emergence of group-level traits, including differentiation of roles and organized interactions among individuals. We find Smaldino's account to be commendable but incomplete. Our commentary focuses on a simple question that has not been adequately addressed: What is a group?
authors: Postdoctoral Fellow,National Socio-Environmental Synthesis Center, University of Maryland,Annapolis,MD 21401.drew.gerkey@gmail.comwww.sesync.org.
authors: Drew
authors: D
authors: Gerkey
authors: Department of Anthropology and Center for Human Evolutionary Studies,Rutgers University,New Brunswick,NJ 08901.lcronk@anthropology.rutgers.eduhttp://anthro.rutgers.edu/fac/department-undergrad-a-grad-faculty/lee-cronk.
authors: Lee
authors: L
authors: Cronk
mesh_terms: D003299:Cooperative Behavior; D003468:Cultural Evolution; D006126:Group Processes; D006801:Humans; D012641:Selection, Genetic