“If you’re trying to find one leaker in an organization of 100 people, you could end up falsely accusing dozens of people,” according to Amit Katwala, author of the polygraph history Tremors in the ...

The polygraph examination is a key component of the security clearance process for individuals seeking access to classified information in sensitive government positions, usually within the ...

THE polygraph test has been used in criminal prosecutions for decades – a silver bullet for police and prosecutors alike. Measuring heart rate, breathing speed and the conductivity of skin, it is ...

John Baesler, associate professor of history at Saginaw Valley State University, has written his first book, examining the topic of polygraph use during and after the Cold War. The book, "Clearer Than ...

Federal agencies have stepped up their efforts over the past few weeks to find potential leakers, and some — like the FBI, the Department of Homeland Security and the Department of Defense — are ...

CISA officials suspended after disputed polygraph involving acting director Madhu Gottumukkala sparks leadership and security ...

Since ancient times, the art of discerning truth from lies has captivated human curiosity. In our recent book, Pathological Lying: Theory, Research, and Practice, my co-author, Drew Curtis, and I ...

A version of this story appeared in CNN’s What Matters newsletter. To get it in your inbox, sign up for free here. When President Ronald Reagan’s White House threatened thousands of government ...

In terms of catching spies, polygraph tests failed spectacularly in key moments. More on that in a moment. First, consider the second Trump administration, which is leaning in on polygraphs, ...

“The polygraph has been weaponized and is being used against individuals who have never had a polygraph requirement, whether pre-employment or security, in their entire federal careers,” said Mark ...