One of the unfortunate things about the current state of personality disorder diagnosis is that there are too many different competing systems. Each system is more or less internally consistent, but ...

Her name is Alice, at least that is the name I’m using in this blog. I have known her since 1966. She was 16. I didn’t know much about multiple personalities at that time nor was I sure I wanted to ...

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 ...

SALT LAKE CITY -- If a murder trial ever takes place in the Ethan Stacy case, it's possible the defense could be based on mental illness issues. For Nathan Sloop, there may be a claim that he suffers ...

Cameron West's eyes go somewhere else for a moment. He's sitting beside his wife of 45 years, Rikki, in the middle of a conversation about a morning more than 30 years ago. She opened a closet door in ...

The exact cause of personality disorders is unclear. However, genetics, neurological differences, and environmental factors may contribute to the development of these complex mental health conditions.

Schizotypal personality disorder and schizophrenia have numerous similarities. However, both have differences in their symptoms and diagnostic criteria. Schizotypal personality disorder (STPD) and ...

A new mum who lives with 20 ‘alternative personalities’ in her mind said they work as a “team” to help her raise her son. Teddy Toff, 29, has dissociative identity disorder – previously known as ...

Spurred by her past struggles with dissociative identity disorder, she has devoted her professional life to studying it. Credit...Illustration by Moonassi Supported by By Maggie Jones Maggie Jones ...