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.

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• 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...