Free E-Book on Polygraphs
The 3rd edition of AntiPolygraph.org's free e-book, The Lie Behind the Lie Detector, is now on-line and may be downloaded as a 1 mb PDF file.
This new, revised and expanded edition includes updated chapters on polygraph validity, policy, and procedure.
Also of possible interest is news that the American Polygraph Association's annual seminar held earlier this month featured a presentation on how a polygraph operator can rig the "test" when he "knows" the subject is guilty:
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