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Slate's Human Guinea Pig: Fooling a Lie Detector NPR's Alex Chadwick talks to Slate contributor Emily Yoffe, cast once again in the role of human guinea pig. In this installment, Yoffe attempts to fool a polygraph machine.

Games & Humor

Slate's Human Guinea Pig: Fooling a Lie Detector

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Alex Chadwick

Slate's Human Guinea Pig: Fooling a Lie Detector

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NPR's Alex Chadwick talks to Slate contributor Emily Yoffe, cast once again in the role of human guinea pig. In this installment, Yoffe attempts to fool a polygraph machine.