Some of the most famous "psychopaths" didn't make the cut. Patrick Bateman in "American Psycho," Gordon Gekko in "Wall Street," Norman Bates in "Psycho," and Hannibal Lecter in "Silence of the ...

In 1808, Sir Walter Scott could have been thinking of psychopaths when he wrote the famous line, “Oh, what a tangled web we weave, when first we practice to deceive.” 1 Above all else ...