The Three Christs of Ypsilanti
The Three Christs of Ypsilanti: A Narrative Study of Three Lost Men is an American book-length psychiatric case study by Milton Rokeach, concerning his experiment on a group of three males with paranoid schizophrenia at Ypsilanti State Hospital in Ypsilanti, Michigan, United States. The book details the interactions of the three patients—Clyde Benson, Joseph Cassel, and Leon Gabor—each of whom believed himself to be Jesus Christ.
Source: Wikipedia — The Three Christs of Ypsilanti (CC BY-SA 4.0)