Editorial criticizing US government reliance on polygraphs by senior scientist with the Center for National Security and Arms Control.

Animated article shows how lie detectors really work and some popular countermeasures.

"'Tea leaves and witchcraft' are keeping hundreds of qualified, innocent people out of government jobs." By Jeff Stein.

Articles by former polygraphist and author of 3 books on investigation, interrogation, and investigative use of polygraph, who conducts training seminars.

Commercial listings of polygraph examiners by area, and of schools, equipment, software, and insurance.

Full text of report by National Academy of Sciences for US Department of Energy, finding polygraphs too inaccurate to be relied on in security screening.

"The scientists at the national laboratories are willing to sacrifice some of their constitutional protections for meaningful benefits to security, but they are unwilling to do so for nonsense." By Alan Zelicoff. [Skeptical Inquirer]

Information about the inaccuracy of polygraphs, and documentation of abuses, especially by US Secret Service.

"A long-time law enforcement favorite, the lie detector, now finds itself sweating the hot lights of scientific inquiry." By Dan Vergano. [USA Today]

Official documents and other resources on polygraph testing.