Despite the popular perception that genetic explanations of the causes of crime are new, biological determinism dates back to the birth of criminology, and the ideas of the man widely regarded as its founder, Cesare Lombroso. His 1876 work, ICriminal Man R, drew on Darwin to propose that most lawbreakers were throwbacks to a more primitive level of human evolution--identifiable by their physical traits, such as small heads, flat noses, large ears,...