The 10-second trick to spot a liar, according to a psychopathy researcher

Asking unexpected, open-ended questions can throw liars off, said Leanne ten Brinke, a psychology researcher specializing in dark personalities. Olga Rolenko/Getty Images Leanne ten Brinke is a social psychologist specializing in dark personality traits. In her new book, "Poisonous People," she outlined some of the ways to spot an immediate lie. Asking open-ended and unexpected questions makes it harder to convincingly lie. Malicious people may live among us, but it doesn't mean we have to ...