Since 1991, Prof. Kees Melief is Head of the Department Immunohematology and Bloodbank of the University Hospital in Leiden and Professor of Internal Medicine. Prof. Melief has contributed to many discoveries in basic and clinical immunology which -amongst others- has led to the discovery of a new lymphocyte syndrome and to the development of several novel immunotherapeutic strategies against viral diseases and cancer. After finishing his PhD in 1967 at the Central Laboratory of The Netherlands Red Cross Blood Transfusion Service (CLB) in Amsterdam and his MD (cum laude) in 1970, he worked respectively at the CLB, with a fellowship from 1972-1974 at the New England Medical Center Hospital in Boston, and from 1985 till 1991 at The Netherlands Cancer Institute.
Prof. Melief has been Chairman of the Amsterdam-Leiden Institute for Immunology (ALIFI) and of the immunology and infectious diseases committee of The Netherlands Organization for Scientific Research (NWO). From 2001-2007 he was Chairman of the Dutch Society of Immunology. He is a member of many other organizations and councils in the field of clinical immunology. Prof. Melief is Scientific Advisory Board Member of multiple organizations and companies, such as the Cochin Institute in Paris, Immatics GmbH and the Cancer Vaccine Consortium.