Explores the diversity of human sexuality using global perspectives. Biological, historical, developmental, psychological, sociological and self-reflexive approaches. Interdisciplinary examination of the social constructions of sexuality and gender; the historical and contemporary theoretical perspectives and research on sex; the interactions of race, ethnicity, class, gender, sexual orientation, religion, ability, and nationality in shaping sexuality and family formation; the international commercialization of sex; the impact of violence and sexual coercion; the debates surrounding sexual ethics, unintended pregnancy, sex education, and biotechnology; the application of the scientific method, study designs, and methods of observation; the promotion of sexual and reproductive health across the lifespan; and the development of sexual practices, rituals, mythologies, belief systems and other cultural contexts for sexuality across time and around the world.