Donna Vandiver, Ph.D., is a Professor in the School of Criminal Justice at Texas State University in San Marcos, Texas. She co-authored Juvenile sex offenders: What the public needs to know in 2008. She has published on a broad range of topics related to sex crimes and sex offenders, with a focus on female and juvenile sex offenders. She has authored/co-authored 26 refereed articles and book chapters. Jeremy Braithwaite, Ph.D., is an Evaluation Manager at Social Solutions International, Inc., in Rockville, Maryland. He has published 12 refereed articles and over 50 technical reports for federal agencies, including Health and Human Services and the U.S. Air Force. He is currently working on a book on rape and domestic violence in rural Alaskan communities. Mark Stafford, Ph.D., is a Professor in the School of Criminal Justice at Texas State University in San Marcos, Texas. He is the co-author of American delinquency: Its meaning and construction (3rd ed., 4th ed.) and has published more than 30 refereed articles and book chapters.