Filtering by: Committee De Waal, Frans B M, Emory University Remove constraint Committee: De Waal, Frans B M, Emory University Committee Hampton, Robert, Emory University Remove constraint Committee: Hampton, Robert, Emory University Committee Moore, Donald, Smithsonian Institutions Remove constraint Committee: Moore, Donald, Smithsonian Institutions Department Psychology Remove constraint Department: Psychology Year 2010 Remove constraint Year: 2010 Graduation year sim 2010 Remove constraint Graduation year sim: 2010 Keyword cooperation Remove constraint Keyword: cooperation Research Field Psychology, Experimental Remove constraint Research Field: Psychology, Experimental School Laney Graduate School Remove constraint School: Laney Graduate School Submission Type Dissertation Remove constraint Submission Type: Dissertation