Using both scientific and feminist approaches in its this book provides a current and comprehensive understanding of its titular topics, making it an invaluable textbook for instructors and students. Sex and gender can only be properly understood when examined in the contexts of biological, psychological, and social processes and the interactions between those processes. The structure of this book facilitates this necessary exhaustive discussion. The first section offers a biological analysis that discusses evolutionary, cellular, and genetic processes, and their effects on physical and behavioral development. The second section provides a psychological and sociological analysis that discusses stereotypes, sexism, and theories of gender. The final section contains a discussion of the current global challenges surrounding sex and gender, such as discrimination and religious and social oppression of various groups. Across chapters, the book includes bonus features that can be used as discussion topics, student essay topics, or special topics for instructors to expand the text's discussion into the classroom. The text's unique focus on biological, psychological, and social processes - as separate entities and interacting processes - make this volume crucial for a comprehensive and advanced understanding of the subject. This is an essential resource for instructors who want to bring a thorough and complex analysis of sex and gender studies to their classrooms.