… The time has come … to reconsider the conventional assumptions underlying twentieth century social and political theory. The biological sciences are an appropriate ground for such an endeavor, for human life is—by definition—a manifestation, albeit unique in many respects, of living matter. In so doing, I will argue that a comprehensive approach to human behavior, bridging the existing gaps between the various social sciences and linking them to the natural sciences, is not only necessary but possible. More specifically, I will suggest that political behavior can most fruitfully be understood as a biological phenomenon, precisely because in so doing we are led to abandon the simplistic dichotomy between “nature” and “culture” which has dominated the last three centuries of Western science and thought….