Robert A. Prentky is Professor of Psychology and Director of Forensic Training at Fairleigh Dickinson University. He has been engaged in research and writing on sexual offenders for 35 years, evaluated or supervised the evaluation of 2,000+ sexual offenders, and has served as an expert witness for 20+ years. He is a Fellow of the American Psychological Association (2003) and the Association for Psychological Science (2006). Howard E. Barbaree is a psychologist and Professor of Psychiatry at the University of Toronto and Vice President, Research and Academics, at Waypoint Centre for Mental Health Care. He received the 2001 Significant Achievement Award from ATSA and the 2011 Don Andrews Career Contribution Award from the Canadian Psychological Association. He was Editor-in-Chief of Sexual Abuse: A Journal of Research and Treatment from 2004 to 2010. Eric S. Janus served as President and Dean of William Mitchell College of Law, St. Paul, MN. He is the author of Failure to Protect: America’s Sexual Predator Laws and the Rise of the Preventive State (Cornell U., 2006). He served as co-counsel in extended litigation challenging the constitutionality of Minnesota’s Sexually Dangerous Person Act, and provided invited media commentary on sex offender policy both nationally and regionally.