Professor Leung is the Director of Children’s Blood and Cancer Centre and a Senior Consultant at KK Women’s and Children’s Hospital. Previously, he was the Chair of the Department of Bone Marrow Transplantation and Cellular Therapy at St. Jude Children’s Research Hospital, the Head of Department of Paediatrics and Adolescent Medicine at The University of Hong Kong, and the Vice President of Clinical Development at Miltenyi Biotec and BioMedicine. He was a faculty member at Johns Hopkins University, University of Tennessee, and Duke-NUS Medical School. Prof. Leung obtained his medical degree from the University of Hong Kong and Ph.D. from the Johns Hopkins University. He is a diplomate certified in general pediatrics and in pediatric hematology-oncology by the American Board of Pediatrics. Prof. Leung has a major research interest in the biology of human natural killer cells and memory T cells, specifically the clinical applications in HLA-mismatched transplantation and chimeric antigen receptor modified immune effector cell therapy.