Prof. Shevach Friedler is an associate professor at the Sackler School of Medicine, Tel-Aviv University and a senior physician at the Infertility and In-Vitro Fertilization Unit, at Assaf-Harofeh Medical Center, Israel, a university affiliated IVF unit, treating over 1000 IVF/ICSI cycles per year. He is also the director of the male and female infertility clinic of Kupat Cholim Meuchedet, Tel-Aviv. Prof. Friedler obtained his M.D.degree at the Medical faculty of the Hebrew University of Jerusalem. Following residency in Obstetrics and Gynecology in Jerusalem, he has done fellowship in Reproductive Endocrinology at Stanford University, California, USA. For the last twenty years he works in the field of infertility and in vitro fertilization. His scientific interests include infertility both male and female. He has authored over 85 publications including original articles, case reports, chapters in books and more, dealing with various aspects of infertility treatments, hysteroscopy, several pioneering papers concerning surgical sperm retrieval in azoospermic patients as well as different treatment modalities in in-vitro fertilization especially focusing on means improving implantation.