Mary Edna Helfer, R.N., M. Ed., is director of the Office of Continuing Education Outreach at the University of Colorado Health Sciences Center. Ruth S. Kempe, M.D., is professor emerita of psychiatry at the University of Colorado School of Medicine. Richard D. Krugman, M.D., is professor of pediatrics and dean of the University of Colorado School of Medicine, and is editor-in-chief of Child Abuse and Neglect: The International journal.