Body: People who study "Personality disorders" investigate a deeply ingrained pattern of behavior of a specified kind that deviates markedly from the norms of generally accepted behavior.
What causes personality disorders? What is the treatment for personality disorder? How did one get borderline personality disorder? How do you calm someone with Personality disorders? are a few themes of "Personality disorders".
understand the key reasons, find the best treatment, know the most difficult personality disorder to treat? is some of the cause to investigate "Personality disorders".
A few scholars of "Personality disorders" include The Brain & Behavior Research Foundation, Matthew McKay, American Psychiatric Association, Zweig-Frank H Paris.