Johan Maertens is currently an associate professor of Haematology at the University Hospitals Leuven, Campus Gasthuisberg Leuven, Belgium. He is a member of numerous professional societies, including the International lmmunocompromised Host Society, the International Society of Human and Animal Mycology, the American Society of Hematology, the European Haematology Association, and a member of European Group for Blood and Marrow Transplantation (EBMT). He is a past-chair of the Infectious Diseases group of the European Organization for Research and Treatment of Cancer (EORTC) and a founding member and the current chair of the European Conference on Infections in Leukaemia (ECIL) group. He is a fellow of the European Confederation of Medical Mycology (ECMM).
His major professional interest is fungal and viral infections in patients with haematological disorders, development of new management approaches to invasive aspergillosis, non-invasive diagnosis of opportunistic respiratory infections, and non- myeloablative and haplo-identical allogeneic stem cell transplantation. Dr Maertens has published over 350 articles and book chapters on antifungal management and diagnosis in several prestigious journals. He is a co-editor of the book “Diagnosis of Fungal Infections.” He served as a reviewer for many journals and is a member of numerous national and international advisory boards.