Richard Green (sexologist)
Richard Green (6 June 1936 – 6 April 2019) was an American sexologist, psychiatrist, lawyer, and author known for his research on homosexuality and transsexualism, specifically gender identity disorder in children. He is known for his behaviorism experiment in which he attempted to prevent male homosexuality and transsexuality by extinguishing feminine behavior in young boys.
Source: Wikipedia — Richard Green (sexologist) (CC BY-SA 4.0)