Professor John Seymour AM is the Director of Clinical Haematology of The Royal Melbourne Hospital and the Peter MacCallum Cancer Centre. He is a clinical haematologist and Associate Director of Clinical Research at the Peter MacCallum Centre.

John received his MB, BS degrees from the University of Melbourne in 1987, completed a translational research fellowship at the MD Anderson Cancer Center in Houston, and subsequently received their Distinguished Alumnus award in 2011. He also completed PhD studies in the pathobiology of haematopoietic growth factors at the Ludwig Institute for Cancer Research.

John is a member of several national and international scientific committees including, Cancer Australia Advisory Groups, the Scientific Advisory Committee for the International Conference on Malignant Lymphoma, Medical Advisory Board of the Lymphoma Coalition, and the Board of Directors of the International Extranodal Lymphoma Study Group.

He served for more than a decade as Executive member and Chairman of the major national clinical trials co-operative group in haematologic malignancies, the Australasian Leukaemia and Lymphoma Group. He is a frequent invited speaker nationally and internationally, is a member of numerous professional societies, an Editor-in-Chief of the Leukemia and Lymphoma Society. He is currently on the editorial boards of Blood, Journal of Clinical Oncology and the British Journal of Haematology.

He has authored 18 book chapters, has over 500 peer reviewed publications, more than 26,000 literature citations and over 700 conference abstracts.

Actively involved in a broad range of collaborative research, John has been has been the principal investigator on more than 85 clinical trials and chief investigator on competitive grants awarded over AUD$18 million funding in the last 10 years.

In 2015, he was awarded Membership of the Order of Australia, and elected to the Australian Academy of Health and Medical Sciences for his contributions to the field.