@sei.come.sei: Most people are good. But 1% are wired differently — and they cause half of all serious crime, $2.5 trillion in damage a year, and most of the pain in the lives of those around them. UBC psychopathy researcher Dr. Leanne ten Brinke spent 20 years studying them — in prisons, boardrooms, and the US Senate. @Genius @leannetenbrinke