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How Polygraphs Actually Work (And Why They Fail)
Last month, the Department of Energy announced it will phase out polygraph screening for all 15,000 employees by 2028—citing a National Academies report that found no evidence polygraphs can detect deception above chance. So why are the FBI, CIA, and Fortune 500 still using them? In this episode, we trace the polygraph's shaky origins from a Berkeley police officer's invention to Wonder Woman's Lasso of Truth, and reveal the uncomfortable truth about what these machines actually measure: arousal, not deception. We break down the infamous cases of Aldrich Ames and Wen Ho Lee, the problem of…
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