1. Brief History of the Field
Testicular secretions influence behavior (Berthold)
XX and XY identified as the basis of sex
Organizational Hypothesis of hormone action (Phoenix, Goy, Gerall & Young).
1960’s – Androgen-induced sterility in females mediated by brain, not ovaries (Barraclough)
Aromatization Hypothesis (McEwen & Naftolin)
Sex difference in song bird brain (Nottebohm & Arnold)
Sexually dimorphic nucleus discovered in rodents (Roger Gorski)
1980’s - study of CAH girls as evidence of human brain masculinization