Ed Gein may be America's most famous murderer, although his name is seldom heard and barely recognized today. Three decades have passed since he first made the headlines, but Gein is still with us, in spirit. His crimes inspired the movie Psycho and its sequels, spinning off in later years to terrify another generation as The Texas Chainsaw Massacre. (The latter film, billed as "a true story," changed literally everything except the grim decor of Gein's peculiar residence.) While other slayers have surpassed Gein's body count and notoriety, A ....