David Gottlieb is Professor of Haematology at the University of Sydney. He trained in medicine and haematology in Sydney and undertook post-graduate studies in London and Milan. His major clinical research interests are in stem cell transplantation and the use of cell therapies for infection and tumour immunity. He is the Director of the Blood Transplant and Cell Therapies Program at Westmead Hospital in Sydney and leads the Westmead T Cell Therapies Group. He is past President of the Bone Marrow Transplant Society of Australia and New Zealand and the Haematology Society of Australia and New Zealand.