A classic communication theory, the double bind, may offer a unifying explanation for the paradoxes at the core of borderline ...

Comorbidity is when a person has more than one health condition at once. Researchers investigating the comorbidity of personality disorders have found people with certain disorders may have other ...

Myths about DID paint it as a rare, untreatable condition that involves extreme personality changes. In reality, people with DID switch identities because they don't have a single unified identity.

Today’s fast-paced and high-pressure world is believed to be one of the major factors responsible for the increasing cases of ...

Through psychotherapy, recounted in a memoir, he learned that he had 11 personalities, or fractured parts of his identity. One of them told of childhood abuse. By Richard Sandomir Robert B. Oxnam, an ...