The Lie Detector
The story of the polygraph, the controversial device that transformed modern justice.
The Lie Detector American Experience
Discover the story of the polygraph, the controversial device that transformed modern police work, seized headlines and was extolled as an infallible crime-fighting tool. A tale of good intentions, twisted morals and unintended consequences.
About the Program
American Experience
American Experience, TV's most-watched history series, brings to life the compelling stories from our past that inform our understanding of the world today.
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