Doctor of medical Sciences, Belgian doctor, virologist. In the 1990s, he studied the spread of HIV and tuberculosis at Case Western Reserve University in Cleveland, then at new Malago hospital in Uganda. Participated in the search and development of a vaccine against HIV. For more than 15 years, he headed the Department of Virology At the Institute of tropical medicine in Antwerp (Belgium). Member of the ITM Institutional Supervisory Board, Professor of tropical infectious diseases at the University of Antwerp (UA).