I love “Fight Club,” “Shutter Island,” and “American Psycho.” (The movie and comic adaptations, too, for that matter.) Unreliable narrators are sublime. I don’t begrudge authors or filmmakers playing fast and loose with complex, poorly understood mental issues for the sake of a good story.
Having said that, Dissociative Identity Disorder — i.e. “multiple personalities” — isn’t nearly so bombastic. The real thing looks and feels different. And it’s really challenging.
Rant aside, here’s a conference about DID this weekend that’s got some interesting speakers and topics.
It’s probably too late to