Kevin McCaffree is Assistant Professor of Sociology at the University of North Texas. He is the author or co-author of three books, co-editor of Theoretical Sociology: The Future of a Disciplinary Foundation and series editor (with Jonathan H. Turner) of Evolutionary Analysis in the Social Sciences. In addition to these works, he has authored or co-authored more than 20 peer-reviewed journal articles and handbook chapters published on a variety of topics ranging from cultural evolution to criminology to the sociology of empathy.