Levine argues that this is the assumption of transparency in action. We tend to judge people’s honesty based on their demeanor. Well-spoken, confident people with a firm handshake who are friendly and engaging are seen as believable. Nervous, shifty, stammering, uncomfortable people who give windy, convoluted explanations aren’t. In a survey of attitudes toward deception conducted a few years ago, which involved thousands of people in fifty-eight countries around the world, 63 percent of those asked said the cue they most used to spot a liar was “gaze aversion.” We think liars in real life
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