Could complex beliefs like paranoia have roots in something as basic as vision? A new Yale study finds evidence that they might. When completing a visual perception task, in which participants had to ...

Obsessive-compulsive disorder (OCD), a disorder that involves rumination, can lead to paranoid thoughts and paranoia. OCD occurs when a person experiences a cycle of obsessive thoughts and urges ...

When I was in graduate school, a fellow student once happened not to receive an email sent to all graduate students and thought that, perhaps, he’d been expelled from the program and that no one had ...

People who see meaning where there is none, like imagining one dot chasing another, may be showing early signs of paranoia or psychosis. Yale scientists found that such visual misperceptions are tied ...