Prof. Moshe Hod is Director of the Mor Comprehensive Women's Health Care Center, Sackler Faculty of Medicine, Tel-Aviv University, Israel, President of the European Association of Perinatal Medicine, and Chairman of the FIGO Hyperglycemia in Pregnancy Working Group. Eduard Gratacos is Head and Professor of Maternal-Fetal Medicine at Hospitals Clínic de Barcelona & Sant Joan de Déu, Barcelona, Spain. Vincenzo Berghella is Professor and Director, Division of Maternal-Fetal Medicine at Thomas Jefferson University, Philadelphia, PA, USA, and President of the Society for Maternal-Fetal Medicine. Mary E D'Alton is Willard C. Rappleye Professor of Obstetrics & Gynecology and Director of Services, Sloane Hospital for Women, and Chair of the Department of Obstetrics & Gynecology, Maternal-Fetal Medicine, Columbia University Medical Center, New York, NY, USA, and is a past president of the Society for Maternal-Fetal Medicine. Prof. Gian Carlo Di Rezo is Director of Perinatal and Reproductive Medicine Center and Midwifery School, University Hospital Perugia, Italy and Director of Permanent International and European School of Perinatal and Reproductive Medicine, Florence, Italy. Prof. Vassilios Fanos is Professor of Pediatrics and Director of Neonatal Intensive Care Unit, University of Cagliari, Cagliari, Italy.