Sexual aggression is a pervasive societal problem with devastating and sometimes permanent effects on its victims. Approximately one in four adults has been either a victim or perpetrator of sexually aggressive behavior. Until now, a disproportionate amount of attention has been paid to victim-based methods of prevention with a corresponding lack of emphasis on the perpetrators of sexual aggression, whose rate of recidivism is quite high. As psychologists and mental health professionals turn their attention to the assessment and treatment of sexual offenders, the need for practical,...