C. Ronald Huff is Professor of Criminology, Law and Society and Sociology and Dean of the School of Social Ecology at the University of California, Irvine. He previously taught at Ohio State University (1979–1999), where he directed both the John Glenn School of Public Affairs and the Criminal Justice Research Center and was a Fellow in the Center for Socio-Legal Studies (Ohio State and Oxford University). He also taught at Purdue University and served as a visiting professor at the University of Hawaii. His previous twelve books include Convicted but Innocent: Wrongful Conviction and Public Policy (with Arye Rattner and Edward Sagarin), which received an Academic Book of the Year award, and three editions of Gangs in America. He is a Fellow and Past President (2001) of the American Society of Criminology. His other honors include the Donald Cressey Award from the National Council on Crime and Delinquency, the Paul Tappan Award from the Western Society of Criminology, and the Herbert Bloch Award from the American Society of Criminology. He is a member of the advisory boards of the National Youth Gang Center (Tallahassee, Florida) and the Center for Juvenile Law and Policy (Loyola Law School, Los Angeles); a former member of the California Attorney General's research and policy advisory board; and has served as an expert witness in numerous cases as well as a consultant to the attorneys general of Ohio and Hawaii, the U.S. Senate Judiciary Committee, the FBI National Academy at Quantico, and the U.S. Department of Justice.
Martin Killias obtained MA degrees in law and in sociology as well as his PhD in the sociology of law from the University of Zurich. After three semesters spent at the University at Albany (New York) School of Criminal Justice, he directed the Institute of Criminology and Criminal Law at the University of Lausanne (Switzerland) for twentyfive years. During those years, he held visiting positions in Canada, the United States, the Netherlands, England, and Italy. In 2006, he became Professor of Criminal Law and