Personality disorders are a diagnostic category of psychiatric disorders that affect approximately 10% of the population (Torgersen, 2005). Since everyone has a personality, but not everyone has a personality disorder, these disorders are considered a variant form of normal, healthy personality. This group of disorders is characterized by problematic thinking patterns; problems with emotional regulation; and difficulty achieving a balance between spontaneity and impulse control. However, the most significant and defining feature of personality disorders is the negative effect these disorders have on interpersonal relationships. People with personality disorders tend to respond to differing situations and demands with a characteristically rigid constellation of thoughts, feelings, and behavior. This inflexibility and difficulty forming nuanced responses, represents the primary difference between healthy and disordered personalities. The diagnosis of personality disorders ...