American Experience The Lie DetectorPremieres Tuesday, January 3, 2023, on PBS and Streaming on PBS.org The Story of the Polygraph, the Uniquely American Device Whose Bright Promise Proved Tragic
Premieres Tuesday, Jan. 3, 2023 at 9 p.m. on KPBS TV + Wednesday, Jan. 4 at 8 p.m. on KPBS 2 / PBS Video app. 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.