Shirley Mason was the psychiatric patient whose life was portrayed in the 1973 book Sybil. The book and subsequent film caused an enormous spike in reported cases of multiple personality disorder.

MINNEAPOLIS -- Was one of the world's most famous medical cases a mistake? Or, worse yet, a hoax? Author Debbie Nathan's book "Sybil Exposed" explores the history of the Minnesota woman who became a ...

EXCLUSIVE: Elle Fanning (The Great) and Sarah Paulson (Ratched) are attached to star in I Am Sybil, a new film co-written and directed by Mirrah Foulkes (Judy & Punch). It explores the gripping true ...

MINNEAPOLIS - Was one of the world's most famous medical cases a mistake? Or, worse yet, a hoax? Author Debbie Nathan's book "Sybil Exposed" explores the history of the Minnesota woman who became a ...

Three decades after publication of the blockbuster "Sybil," Debbie Nathan began her research into the world's most celebrated case of multiple personality disorder. Nathan started her work at the John ...

American Horror Story star Sarah Paulson has landed her next lead movie role in I Am Sybil, appearing alongside The Great's Elle Fanning. The movie is based on the real-life story of Shirley Mason, ...

Deadline reports, Golden Globe winner Sarah Paulson and Emmy nominee Elle Fanning have signed on for a new adaptation of I Am Sybil, Flora Rheta Schreiber’s best-selling 1973 nonfiction novel. The ...