Professor Roger Hart is sub-specialist in reproductive endocrinology and infertility (CREI), he is the Medical Director of Fertility Specialists of Western Australia and Professor of Reproductive Medicine, Deputy Head of the Division of Obstetrics and Gynaecology at 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, the longer-term outcomes after IVF treatment, and all aspects of infertility management, and has a particular interest in fertility preservation for patients with a cancer diagnosis. He has published over 200 chapters and research papers in the field of reproductive medicine.