Grasping the intuitive: why sex is important / Stephen B. Levine --The sexual narrative: a story waiting to be told / Candace B. Risen -- Boundary crossings in clinical practice / Candace B. Risen -- The rich ambiguity of our key concepts: making distinctions / Stephen B. Levine -- Clinical challenges of sexual desire in younger women / Rosemary Basson -- Problems with orgasm / Karen M. Donahey -- Painful sex / Sophie Bergeron, Natalie O. Rosen, and Serena Corsini-Munt -- Sexuality and menopause / Sheryl A. Kingsberg and Michael Krychman -- Low sexual desire in men / Stanley E. Althof -- The sexual challenges for adolescent boys and young men / Derek Polonsky -- The mental health professional's treatment of erection problems / Stephen B. Levine -- Premature ejaculation / Marcel D. Waldinger --Delayed ejaculation / Michael A. Perelman and Daniel N. Watter -- Problematic sexual behavior / I. David Marcus -- Sexual concerns and dysfunction related to past sexual trauma / Christine A. Courtois -- Sexual problems during disrupted reproduction and pregnancy / Linda Hammer Burns -- Treating infidelity / Douglas K. Snyder, Donald H. Baucom, and Kristina Coop Gordon -- Transitions: single again, partnered again / Lin Myers Jovanović -- Challenges of sexual life after breast and prostate cancer / Lisa M. Anllo -- Helping those with intellectual disabilities / Deborah A. Richards and J. Paul Fedoroff -- Depression and sexual life / Anita Clayton and Veronica Harsh -- Recognizing and reversing sexual side effects of medications / R. Taylor Segraves and Richard Balon -- The biological basis of sexual orientation / Qazi Rahman -- The gay male / David L. Scott -- Unique clinical issues among lesbians / Dina L. Miller -- Optimal erotic intimacy: lessons from great lovers / Peggy J. Kleinplatz -- Transgender phenomena / Peggy T. Cohen-Kettenis -- Managing versus successfully treating paraphilic disorders: the paradigm is changing / J. Paul Fedoroff -- The science and politics of diagnosis: relections on the DSM-5 work group on sexual and gender identity disorders / Kenneth J. Zucker -- Partnering with the pharmaceutical industry: cutting-edge work / Stanley E. Althof and Tara Symonds --Persistent genital arousal disorder / David Goldmeier -- Post-orgasmic illness syndrome / Marcel D. Waldinger -- Asexuality as an orientation / Anthony F. Bogaert -- Social trends and their impact on sexuality / Kathryn S.K. Hall.