... there is an increased activity of the thyroid, the posterior pituitary and the adrenal medulla. These changes indeed constitute the formula of normal feminization. In the male, the ripening of the testes is accompanied or perhaps preceded by augmented function of the adrenal cortex and the anterior pituitary. This difference in biochemistry accounts for the contrast between the sexes in ... — The Glands Regulating Personality • Louis Berman, M.D.