Around the same time the first Hillside Stranglers victims were found near Los Angeles, a young man was arrested in Ohio in an unrelated string of robberies and sexual assaults that would have strange bearing over the California cases. Billy Milligan -- who ultimately would be diagnosed as having dissociative identity disorder manifesting in 24 distinct personalities -- would become the first person found not guilty by reason of insanity because of a multiple-personality diagnosis.

"Crimes of the Centuries" is a podcast from Grab Bag Collab exploring forgotten crimes from times past that made a mark and helped change history.

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