How widespread is child sexual abuse? - Which groups of children are at greatest risk? - Why do offenders offend? - What are the initial and long-term effects of sexual abuse on victims? - How can child sexual abuse be prevented? - How should researchers approach the problem? David Finkelhor is a leading researcher in the field of family violence and child sexual abuse. He is the author of two previous books on the subject, Sexually Victimized Children and Child Sexual New Theory and Research . Finkelhor is also known for his work in other areas of family violence. He is a co-editor of Dark Side of