University of Amsterdam (M.D. 1977)
Resident CT-Surgery Thorax Center Rotterdam 1980-1984
Thesis on Epicardial Echocardiography, Erasmus University Rotterdam 1991
Staff CT-Surgery Thorax Center Rotterdam 1984-2005
President Netherlands Association for Cardio-Thoracic Surgery 2002-2007
Professor and Head of Department CT-Surgery UMC Utrecht 2005-
Chair Dutch Cardiac Surgery Database 2007-
Peri-operative Echocardiography
Tissue engineering
Valve Surgery and Clinical Epidemiology
CABG versus PTCA/STENT
Allograft and Autograft Surgery
Reconstructive Valve Surgery