Michael Gottfredson is Chancellors' Professor of Criminology Law and Society, Sociology, and Law at the University of California, Irvine. From 2000-2012 he served as Executive Vice Chancellor and Provost at UC Irvine and from 2012-14 as President of the University of Oregon. He has published extensively in criminology on the causes of crime and delinquency, criminal victimization, and the criminal justice process. He is a Fellow of the American Society of Criminology and the Western Society of Criminology and the recipient of the Tappan award for criminological theory.
Travis Hirschi is Regents' Professor Emeritus at the University of Arizona, through 2018. He is the author of Causes of Delinquency, Delinquency Research (with Hanan Selvin), and A General Theory of Crime (with Michael Gottfredson). He has published extensively on the causes of crime, research methodology, and the corelates of crime and delinquency. He is a Past President and Fellow of the American Society of Criminology and the recipient of the Sutherland Award and the Stockholm Prize in criminology.