doctorforensic:

1. Most are single white males.

2. They tend to be smart, with a mean IQ of “bright normal.”

3. Despite their intelligence, they do poorly in school, have spotty employment records, and generally end up as unskilled workers.

4. They come from deeply troubled families. Typically, they have been abandoned at an early age by their fathers and grow up in broken homes dominated by their mothers.

5. There is a long history of psychiatric problems, criminal behavior, and alcoholism in their families.

6. As children, they suffer significant abuse—sometimes psychological, sometimes physical, often sexual. Such brutal mistreatment instills them with profound feelings of humiliation and helplessness.

7. Because of their resentment toward their distant, absent, or abusive fathers, they have a great deal of trouble with male authority figures. Because they were dominated by their mothers, they have a powerful hostility toward women.

8. They manifest psychiatric problems at an early age and often spend time in institutions as children.

9. Because of their extreme social isolation and a general hatred of the world and everyone in it (including themselves), they often feel suicidal as teenagers.

10. They display a precocious and abiding interest in deviant sexuality and are obsessed with fetishism, voyeurism, and violent pornography.