Didier DewaillyDr Didier Dewailly is professor of Endocrinology and Reproductive Medicine in the Lille University Hospital, France. Until 2017, he was head of the Department of Endocrine Gynecology and Reproductive Medicine at the Hôpital Jeanne de Flandre, includig an IVF unit. He is now retired from the Hospital, but he still keeps an academic position and coordinates the teaching of Medical Gynecology and Reproductive Medicine for the North-West area of France. He is redactor-in-chief of Médecine-Thérapeutique/Médecine de la Reproduction which is the journal of the French Reproductive Medicine Society whom he is past-President. His main fields of interest in research currently are the female hyperandrogenism (Polycystic Ovary Syndrome (PCOS) and other causes) and Ovulation Disorders such as PCOS, hypothalamic amenorrhea, hypogonadotropic hypogonadism and premature ovarian failure. Read More Read Less