The Myth of Multiple Personality Disorder

Fiction has mined the idea of multiple personalities for centuries, but it was only in the 1970s that science followed suit. But many argue that "multiple personality disorder" is not a real psychological ailment. What exactly is the science behind this disorder, and does it even exist? How does it work for people who… » 12/07/11 9:25am 12/07/11 9:25am