Sex role identity and self-esteem were examined in a cross sectional sample. Both men and women displayed peak masculinity scores in the middle years of adulthood. Psychologically "androgynous" individuals displayed the highest levels of self-esteem. Masculinity was a better predictor of self-esteem than was femininity. (Author)

Sex role development is discussed, beginning with processes through which children adopt sexual identity and related behaviors. The growth of androgyny (measured by the Bem Sex Role Inventory) in adult males and females is documented, and changes in the sex role behavior of men and women over 50 are described. (PP)