This course is the introduction to women's, gender, and sexuality studies, that considers the origins, diversity, and expression of sex and gender. Topics include the evolutionary origin of sexes; evolution, development, and social construction of sex, gender, and sexuality; sexual difference, similarities and diversity in gendered bodies, brains, and behavior. This interdisciplinary introduction is the foundation for the minor in Women's, Gender, and Sexuality Studies. Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Philosophical Inquiry and Life's Meanings, Scientific Inquiry I, Critical Thinking.