Ed has had numerous involvements with the legal system. He has three children by different women whom he never married. He is currently incarcerated for dealing drugs and has been diagnosed with a personality disorder by the prison psychiatrist. What personality disorder best describes Ed?

The answer is antisocial personality disorder.

Explanation:

This disorder is characterised by hostile, disruptive and even criminal behaviours. Antisocial people tend to lack empathy, and usually manipulate others to get what they want.

Signs of this disorder commonly appear during childhood or adolescence. A person suffering from this condition will likely have a history of deliquency or failed relationships.