Professor Roger Hart is sub-specialist in reproductive endocrinology and infertility, he is the Medical Director of Fertility Specialists of Western Australia and the National Medical Director of City Fertility Australia, and Professor of Reproductive Medicine, Deputy Head of the Division of Obstetrics and Gynaecology at the University of Western Australia, and the lead clinician for the public fertility service of Western Australia. He has active research interests in the early life origins of male and female reproductive disorder, polycystic ovary syndrome and all aspects of infertility management and has published over 250 papers in the field of reproductive medicine.