The polygraph machine seeks to separate the truth from lies. But the answers it gives are inadmissible in court, and those who know how can easily trick the machine. The origins of the lie detector and what its use reveals about both subject and administrator.

Guests

  • Ken Alder Professor of History and Director of the Science in Human Culture Program at Northwestern University and author of "The Measure of All Things."

Related Links

Topics + Tags

Comments

comments powered by Disqus
Most Recent Shows

Steve Inskeep: “Jacksonland”

Thursday, May 21 2015For years President Andrew Jackson was locked in a battle over Indian lands with a Cherokee chief. NPR’s Steve Inskeep on the history of that rivalry, how it led to the "Trail of Tears" and helped set the stage for the Civil War.