Ronald M. Holmes is Coroner, in the Jefferson County Coroner′s office and Professor Emeritus of Justice Administration at the University of Louisville. He is the author of several books, among them Profiling Violent Crimes, Sex Crimes, and Serial Murder. He is also the author of more than 50 articles appearing in scholarly publications. He is Vice President of the National Center for the Study of Unresolved Homicides and has completed more than 500 psychological profiles for police departments across the United States. He received his doctorate from Indiana University. is Coroner, in the Jefferson County Coroner′s office and Professor Emeritus of Justice Administration at the University of Louisville. He is the author of several books, among them and He is also the author of more than 50 articles appearing in scholarly publications. He is Vice President of the National Center for the Study of Unresolved Homicides and has completed more than 500 psychological profiles for police departments across the United States. He received his doctorate from Indiana University. Stephen T. Holmes is Assistant Professor of Criminal Justice at the University of Central Florida. Prior to this position, he was a social science analyst for the National Institute of Justice in Washington, D.C. He has authored 6 books and more than 15 articles dealing with policing, drug testing, probation and parole issues, and violent crime. He received his doctorate from the University of Cincinnati.