Experts assess isolation, self-focus, and group ties to distinguish conspiracy beliefs from clinical delusions.

Most people are honest most of the time. But some can’t seem to stop lying. How come? The extensive research and writings of Timothy Levine have corroborated that people hold a truth-default position, ...

When Timothy Levine set out to write a book about deception in 2016, he wanted to include a chapter on one of its most extreme forms: pathological lying. "I just couldn't find any good research base ...

Santos, of course, is US Rep. George Santos, a Republican from Long Island who was recently elected to represent New York’s third congressional district. In the months since his election, key claims ...

Psychiatrists have recognized pathological lying as a mental affliction since the late 1800s, yet experts say it has never been given serious attention, funding or real study. It doesn't have its own ...