The Graduate Program in Organismic and Evolutionary Biology (OEB) is an interdepartmental program that trains doctoral and master’s students in ecology, evolutionary biology, animal behavior, and organismal biology. OEB is structured to offer broad, flexible training. Participating faculty are members of the Departments of Anthropology; Biology; Environmental Conservation; Geosciences; Kinesiology; Mathematics and Statistics; Microbiology; and Psychological and Brain Sciences as well as members of the other Five Colleges (Amherst, Hampshire, Mount Holyoke, and Smith).