Cooperative breeding refers to a social system in which individuals other than the parents provide care for the offspring. Since individuals delay breeding and invest in the offspring of others, cooperative breeding poses a challenge to a Darwinian explanation of the evolution of social behavior. The contributors to this book explore the evolutionary, ecological, behavioral, and physiological basis of cooperative breeding in mammals. The book contains a collection of chapters by the leading researchers in the field, and it is the first book dedicated exclusively to the study of mammalian...

Recent media coverage of the controversial theory of sexual violence as a product of biological evolution has once again brought the question of the origins of human motivation into the public eye. In this volume, leading scholars in behavioral studies examine the value of evolutionary perspectives in understanding psychological motivations. Beginning with the fundamental fact that humans are part of the biological world, evolutionary psychologists contend that human motivations and mental processes should be understood as by-products of natural selection. By viewing human psychology both...