A personality disorder is a longstanding and inflexible personality pattern. Personality, in turn, is whatever enables us to predict how a particular person will respond to a given situation. It ...

I described personality disorders here. In this post, I will discuss their origins. From the psychoanalytic-attachment perspective, personality disorders are not so much created as they are a ...

No cluster D of personality disorders is currently featured in the Diagnostic and Statistical Manual of Mental Disorders, 5th edition, text revision (DSM-5-TR). Only clusters A, B, and C are ...

New research published in the Journal of Sleep Research suggests that maladaptive personality traits are linked to poor sleep health. The findings indicate that individuals who exhibit higher levels ...

Dissociation is a common symptom in borderline personality disorder and is associated with an increased risk of suicidality ...

The psychological terms of narcissism have entered the collective dialogue as a pop culture buzzword in the past decade. The terminology is commonly used in today's conversations and interactions.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In 2015, doctors in Germany reported the ...

Schizoid and paranoid personality disorders have key differences. Paranoid personality disorder (PPD) leads people to think that others are trying to harm them, while schizoid personality disorder ...

Is it possible to spot personality dysfunction from someone's everyday word use? My colleagues and I have conducted research that suggests you can, and often sooner than you might expect. Whether in a ...

Antisocial personality disorder (ASPD) is a mental health condition that may occur in people who have had traumatic childhood experiences. However, the exact cause of ASPD is currently unknown.