The Diagnostic and Statistical Manual of Mental Disorders, or the DSM-5, identifies 10 unique personality disorders—conditions in which people have traits that cause them to feel and behave in ...

Psychotherapy and Psychosomatics, Vol. 76, No. 6 (2007), pp. 347-353 (7 pages) Background: There is a paucity of research concerning the identification of individual characteristics predictive of ...

People love taking online quizzes; just ask Buzzfeed and Facebook. A new study has sifted through some of the largest online data sets of personality quizzes and identified four distinct "types" ...

Cluster B personality disorders (antisocial, borderline, histrionic, narcissistic) What are personality disorders? Personality disorders are a type of mental disorder characterized by maladaptive ...

Writer Christopher Rufo discusses the unique psychological characteristics that are shaping public life in America today. "The Cluster B society is upon us and we must find a way out. We must find a ...