Kelli Callahan began her criminal justice career in 1991 and has worked in various capacities to include law enforcement, crime scene investigations, criminalistics, corrections, community corrections, forensic death investigations, sex offender treatment and supervision and as a P.O.S.T. certified academy instructor. She holds a Ph.D. in Psychology with an emphasis in research, a Master’s degree in Forensic Science, a B.A. in Anthropology, and a B.S. in Psychology with a forensic emphasis in both undergraduate areas. She is a published author and a member of several professional forensic science and criminal justice organizations. She serves on the editorial board for the Journal of Forensic Education and maintains diplomate status for the American Board of Law Enforcement Experts. Her research interests include: biopsychosocial criminology; sex crimes and violent sexual predators; forensic psychology; and experimental criminology.