Allison Mack, a former Smallville actress, has been in the news for her participation in a sex cult. She led other women to participate in physical mutilation, starvation, and sex acts. How could someone end up convinced this is okay? It is easy to look at such extreme behavior and think, “That could never be me.” But the reality is that cults don’t recruit people by showing them the end of the road; they recruit them by promising a solution to a deep, internal void.