The Federal Bureau of Investigation (FBI) has found itself embroiled in a rather odd situation involving polygraph tests. In April, it confirmed to NPR that it was using these tests to catch personnel ...

Psychologist Bunn's first book is an account of the social factors and criminological discourse that led to the creation of the lie detector, a device "deeply embedded in the North American psyche." ...

Leonarde and Katherine Keeler pose with the Keeler Polygraph machine, 1935. Courtesy Everett Collection. This article is the first in a series called A Thousand Words, where we feature an interesting ...

It used to be that the most feared instrument in the arsenal of a police investigator was the polygraph, or lie detector machine. Now the most feared thing might be a simple microphone and a laptop ...