(Image credit: Flickr user Gilly Walker)For more t...  ...Gilly Walker)For more than 200 years, a peculiar delusion swept wealthier European households: People were...  ...nvinced they were made of glass. The “glass delusion ” remains a medical mystery, but it illustra...  ...raid of “crackling...

Through most of human history, the mentally ill sp...  ...poke of seeing demons, spirits, and ghosts. Those delusions are different now. The Truman Show delusion is one in which the subject is convinced that the...  ...ie. The argument can be made that the Truman Show delusion...

The following is an article from Uncle John's Slig...  ...residents had become participants in a collective delusion .And by April 17, 1954, pitting incidents abruptly...  ...c of 1954 became a textbook example of collective delusion , sometimes referred to as "mass hysteria." To thi...