Matt DeLisi is Distinguished Professor, Coordinator of Criminal Justice, and Faculty Affiliate of the Center for the Study of Violence at Iowa State University, USA. Professor DeLisi is a renowned scholar with over 500 scholarly publications, including the true crime Ted Bundy and the Unsolved Murder Epidemic: The Dark Figure of Crime, What DNA Reveals About Criminals: Cold Case Criminology, and True Crime America: The Functions of Our Murder Obsession. In 2013, Dr. DeLisi testified to the U.S. Senate Judiciary Committee about criminal justice policy and regularly provides consultation on homicide cases in federal and state jurisdictions. In the practitioner realm, Dr. DeLisi previously worked as a research specialist with United States Probation and Pretrial Services and a pretrial services officer with a state agency.