Paid content is paid for and controlled by an advertiser and produced by the Guardian Labs team. Polygraphs, commonly known as lie detectors, can help reveal whether a suspect is telling the truth.

It was recently announced that the government is keen to introduce mandatory polygraph testing for rapists and other serious sex offenders when they are released from prison, in the hope that this ...

Polygraph tests already play a major role in investigations in the US and in recent years have started to be used in the UK, usually in criminal investigations. Now employers are finding that these ...

I have been working as a sales consultant for my employer for six years already. Sometime in June 2025, our manager informed us that there were missing collections as per audit findings, and that they ...

In a workforce that's filled with employers wanting to keep tabs on you and track your data, just how far could they go? And how comfortable would you be with it? In the widely-watched hearings last ...

The National Academy of Sciences conducted an analysis of the Department of Energy’s security screening policy and published the report “The Polygraph and Lie Detection” (NAS Press) in 2003. The ...

WASHINGTON – The federal government should not rely on polygraph examinations for screening prospective or current employees to identify spies or other national-security risks because the test results ...