11/15/2011 06:12 am ET Updated Jan 15, 2012

Herman Cain's Wife Jokes He Might Have A Split Personality -- Is That A Real Thing?

Gloria Cain, the wife of embattled presidential candidate Herman Cain, came out in defense of her husband on Sunday. Speaking about the sexual harassment allegations against the former pizza magnate, Mrs. Cain quipped, "I'm thinking he would have to have a split personality to do the things that were said." How many Americans have multiple personalities?

Somewhere between zero and 9 million. Multiple personality disorder, which is now known as dissociative identity disorder, is highly controversial.

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