Filtering by: Committee Beck, Christopher, Emory University Remove constraint Committee: Beck, Christopher, Emory University Committee Epstein, Michael, Emory University Remove constraint Committee: Epstein, Michael, Emory University Degree Ph.D. Remove constraint Degree: Ph.D. Keyword evolution Remove constraint Keyword: evolution School Laney Graduate School Remove constraint School: Laney Graduate School Submission Type Dissertation Remove constraint Submission Type: Dissertation