For more than 50 years, Speroff’s Clinical Gynecologic Endocrinology and Infertility has been one of the world’s most widely read and respected gynecology texts, with its authoritative coverage of physiology, clinical endocrinology, contraception, and infertility. The fully revised 10th Edition, edited by Drs. Hugh Taylor, Lubna Pal, and Emre Seli, continues the tradition of excellence, offering a complete explanation of the female endocrine system and practical guidance for evaluation and treatment of common disorders. This classic text remains indispensable for students, residents, and clinicians working in reproductive endocrinology and infertility, bringing readers up to date with recent advances that have occurred in this fast-changing field.