J. Michael Bailey

John Michael Bailey (born July 2, 1957) is an American psychologist, behavioral geneticist, and professor at Northwestern University best known for his work on the etiology of sexual orientation and paraphilia. He maintains that male sexual orientation is most likely established in utero. Bailey wrote The Man Who Would Be Queen, a book about the biology of male sexual orientation and Blanchard's typology of transgender women, which generated significant controversy. Education and career Bailey was born in Lubbock, Texas. He obtained his Bachelor of Arts degree in mathematics from Washington University in St. Louis in 1979 and his Ph.D. in clinical psychology from the University of Texas at Austin in 1989, where he studied under behavioral genetics researcher Lee Willerman. Bailey became a professor at Northwestern University in 1989. In the 1990s, Bailey published several papers that suggested a heritable component for sexual orientation. In 2003 he published The Man Who Would Be Queen.