Chapter 1 | The Lie Detector
Clip: Season 35 Episode 1 | 10m 24sVideo has Closed Captions
The story of the polygraph, the controversial device that transformed modern justice.
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.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Corporate sponsorship for American Experience is provided by Liberty Mutual Insurance and Carlisle Companies. Major funding by the Alfred P. Sloan Foundation.
Support provided by:
Chapter 1 | The Lie Detector
Clip: Season 35 Episode 1 | 10m 24sVideo has Closed Captions
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.
Problems playing video? | Closed Captioning Feedback
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Corporate sponsorship for American Experience is provided by Liberty Mutual Insurance and Carlisle Companies. Major funding by the Alfred P. Sloan Foundation.