Guy H. Jerusalem, MD, PhD Guy Jerusalem, MD, PhD, is head of Medical Oncology, Department of Medicine, at the SartTilman University Hospital and Professor in Medical Oncology at the University of Liège (Belgium). Prof. Jerusalem is director of the Breast Clinic in his hospital. Prof. Jerusalem received his medical and doctoral degrees from University of Liège. Prof. Jerusalem is local principal investigator of the International Breast Cancer Study Group (IBCSG) and the EORTC Breast Group, and has been a local principal investigator on many phase 1, 2, and 3 trials in the field of breast cancer. He is Medical Coordinator for all clinical research activities in medical oncology at the University Hospital of Liège. Prof. Jerusalem is member of the Writing Committee of the CONFIRM trial and member of the Steering Committee of several large international trials including SOLE, Bolero 3, Aphinity, SNAP and Bolero 6. He is member of the Scientific Committee of the IBCSG. Prof. Jerusalem holds ESMO certification in medical oncology and he is a member of the American Society of Clinical Oncology, the European Society of Medical Oncology, and the Belgian Society of Medical Oncology. Prof. Jerusalem has co-authored 8 book chapters and has published widely in journals such as Lancet Oncology, Journal of Clinical Oncology, Blood, The oncologist, Haematologica, Annals of Oncology, Clinical Cancer Research, Breast Cancer Research and Treatment and European Journal of Cancer.