Folk Figure. Her true identity was largely unknown during life. After her death it was determined that Shirley Mason was the real name of "Sybil Isabel Dorsett," who had disassociative identity disorder with sixteen separate personalities. The story of Sybil's life and treatment was published in the book "Sybil," and made into a movie in the 1970s. She remains one of the most famous people with multiple personalities, and has been called "the most famous psychiatric patient in history."
Folk Figure. Her true identity was largely unknown during life. After her death it was determined that Shirley Mason was the real name of "Sybil Isabel Dorsett," who had disassociative identity disorder with sixteen separate personalities. The story of Sybil's life and treatment was published in the book "Sybil," and made into a movie in the 1970s. She remains one of the most famous people with multiple personalities, and has been called "the most famous psychiatric patient in history."
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