David K. Gardner AM, FAA, DPhil is a Professor in the School of BioSciences at the University of Melbourne, and is the Scientific Director of Melbourne IVF, Melbourne, Australia. Ariel Weissman MD is a Senior Physician at the IVF Unit, Department of Obstetrics and Gynecology, Edith Wolfson Medical Center, Holon, and a full Professor of Obstetrics and Gynecology at the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel. Colin M. Howles PhD, FRSM is based at Aries Consulting SARL, Geneva, Switzerland, and is an Honorary Fellow, University of Edinburgh, UK. Zeev Shoham MD is a Professor at the Hebrew University, Jerusalem, Israel, a consultant in IVF, and co-founder of IVF-Worldwide.