A former undercover CIA officer of 10 years explains how she spots a liar

Résumé détaillé

Former CIA officer Michele Rigby Assad says the key to spotting a lie isn't always what someone says — it can be what they leave out.

When was the last time you thought someone was lying to you? Was it what they said, how they said it, or something else? For Michele Rigby Assad, there was a time when determining whether someone was telling the truth meant the difference between life and death. Assad spent a decade as an undercover CIA officer evaluating sources across the Middle East and an additional 14 years as a corporate and security advisor to companies operating in the Near East. She says an indicator that someone may be lying isn't always what they say — it's when their behavior changes. "We tend to see clusters of behavioral indicators that someone is not being forthright," she said.

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