Again, and for all the wrong reasons, we can't take our eyes off Michael Jackson. Whether or not the allegations are substantiated, the question is in the air: Is pedophilia a disease to be treated, or a crime to be punished? Are people who seduce minors sick or evil? Our current legal and medical systems blur both views. We call for the most draconian punishments (life imprisonment, castration, permanent exile) precisely because we view these acts as morally heinous, yet also driven by uncontrollable biological urges. If sex with children is truly the product of freely made moral choices, then...