With twenty-five essays, seven of which are new to this edition, this best-selling volume examines the nature, morality, and social meanings of contemporary sexual phenomena. Topics include sexual desire, masturbation, sex on the Internet, homosexuality, asexuality, transgender and transsexual issues, rape, and promiscuity, love and sex, polyamory, transgender issues, queer issues, paraphilia, drugs and sex, objectification, BDSM, sex and technology, and sex and race. Updated and new discussion questions offer students starting points for debate in both the classroom and the bedroom.