The characteristic traits of personality disorders tend to be enduring and usually persist throughout a person's lifespan. The eleven personality disorders listed in the DSM-III are Dependent Personality, Histrionic Personality, Narcissistic Personality, Antisocial personality, Compulsive Personality, Passive-agressive Personality, Schizoid Personality, Avoidant Personality, Borderline Personality, Paranoid Personality, and Schizotypal Personality.

Cliniweb's Personality Disorders page links to resources on many types of Personality Disorders. Included are Dependent Personality Disorders, Histrionic Personality Disorder, and Antisocial Personality.

Traits of BPD as Defined by the DSM provides an excellent discussion of Borderline Personality Disorder and is a good introduction ot this topic.

BPD Central has good fundamental information on Borderline Personality Disorder. It has a very good FAQ titled The Most Common Questions and Answers Here and also includes a Full Listing of Resources.

Avoidant Personality Disorder has both American and European Descriptions of APD. It has a Treatment Introduction and other informative categories.