The Minds of Billy Milligan 18 Daniel Keyes's 1981 nonfiction study of the case of Billy Milligan. When Milligan was arrested and charged with rape in 1977, he was found to have at least twenty-four distinct personalities Milligan became the first person in U.S. history to be acquitted of a major felony by reason of multiple personality .

The Science Fiction Hall of Fame, Vol. I, edited by Robert Silverberg, is a 1970 anthology of classic science fiction stones which contains Keyes's original short story version of "Flowers for Algernon."

Theodore Sturgeon's More Than Human, published in 1953, is a classic science fiction novel which, like Flowers for Algernon, is based on psychology and deals with the alienation of unusual individuals.

The character of Boo Radley in To Kill a Mockingbird by Harper Lee, published in 1960, is another example of an emotionally disabled victim of...