The polygraph or lie detector test has been in use for over 100 years. It has been heralded as a technological marvel that allows investigators to accurately determine when someone is lying and when ...

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 ...

In February of 1994, the FBI arrested Aldrich Ames, who had been a CIA employee for 31 years. Ames was arrested and charged with espionage. He was a Russian spy. For nine years, he had been passing ...

Lara Warmelink does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...