In this series on the polygraph, I’m reviewing some of the applications and issues of interest to security personnel considering polygraphs as a tool for pre-employment screening and in investigations ...

Alex Murdaugh failed a polygraph test administered as part of the plea agreement for the disgraced former attorney's raft of financial crimes, violating the deal, which required his truthfulness, ...

Karl Sander’s disputed polygraph test has been declared invalid after serious examiner errors emerged at the Madlanga ...

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 ...

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Since taking over as FBI director, Kash Patel has dramatically increased the use of polygraph tests inside the bureau, not just to vet security risks, but to root out internal dissent. Under his watch ...

(CNN) — Alex Murdaugh failed a polygraph test administered as part of the plea agreement for the disgraced former attorney’s raft of financial crimes, violating the deal, which required his ...