Dissociative identity disorder (DID), formerly known as multiple personality disorder, is one of the most intriguing and misunderstood conditions in psychology. Characterized by the presence of ...

Its closest match in the DSM is antisocial personality disorder, which is thought to be a more encompassing diagnosis; not everyone who has it would be considered a psychopath. What is multiple ...

It might be a sign of something called Multiple Personality Disorder, also known today as Dissociative Identity Disorder (DID ...

Many medical terms have evolved or changed over the years to reflect advancements in medical knowledge or to reduce stigma. For example, what was once called consumption is now known to be ...

Jessica Matthews says she was mistreated due to having borderline personality disorder. For some ... support and advice is available via the BBC Action Line.