This is the second of a three-part series by Barbara Bradley Hagerty on the brains of psychopaths. I posted about the first article in the series yesterday: Neuroscientist who is descendant of Lizzie Borden considers his predisposition for serial killing.
Excerpt from today's:
Kent Kiehl has studied hundreds of psychopaths. Kiehl is one of the world's leading investigators of psychopathy and a professor at the University of New Mexico. He says he can often see it in their eyes: There's an intensity in their stare, as if they're trying to pick up signals on how to respond. But the eyes are not an element of psychopathy, just a clue.
Officially, Kiehl scores their pathology on the Hare Psychopathy Checklist, which measures traits such as the inability to feel empathy or remorse, pathological lying, or impulsivity.
"The scores range from zero to 40," Kiehl explains in his sunny office overlooking a golf course. "The average person in the community, a male, will
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