J Michael Bailey
- Category : 1957-births
- Type : GP
- Profile : 2/4 - Hermit / Opportunist
- Definition : Split - Small (27,28)
- Incarnation Cross : RAX Tension 2
American psychologist and professor at Northwestern University best known among scientists for his work on the etiology of sexual orientation, from which he concluded that homosexuality is substantially inherited. He also wrote The Man Who Would Be Queen: The Science of Gender Bending and Transsexualism (2003), which has elicited reactions ranging from strong criticism to a nomination for an award, later retracted, from the Lambda Literary Foundation, an organization that promotes gay literature. According to the Web of Science, Bailey's works have been cited nearly 2200 times and he has an h-index of 25.