Prof. Dietger Niederwieser is Professor of Medicine emeritus at the University of Leipzig. Prof. Niederwieser obtained his Doctorate in Medicine at the University of Innsbruck, Austria in 1977 and in Bologna Italy. He became the Head of the Bone Marrow Transplantation Unit and Clinical Immunobiology at the University of Innsbruck in 1989 and Associate Professor of Medicine in 1994 before moving to the University Hospital Leipzig in 1998, where he became the Chairman of the Department of Haematology, Oncology and Haemostaselogy. Prof. Niederwieser has authored over 600 publications in peer-reviewed journals and has held a number of society memberships, including board member of the Austrian Society of Haematology and Oncology (1991) and member of the European Haematology Association (1993). Prof. Niederwieser was the Secretary of the Chronic Leukaemia Working Party of the European Group for Blood and Marrow Transplantation (EBMT) between 1991 and 2000 and the Chairman of the Chronic Leukaemia Working Party of the EBMT between 2000 and 2006. He was appointed as President of the EBMT in 2006 and as president and co-founder of the Worldwide Network for Blood and Marrow Transplantation WBMT in 2011. He received the title of Dr. honoris causa from the University of Thessaloniki, Greece and from the University of Warsaw Poland and was/is member / consultant to the European Medicines Agency, European Commission, House of Lords, United Nations and WHO. He is also concurrent Professor