He was Professor of Pharmacotherapy at the University of Basel, Professor of Cardiology at the University of Berne, Professor and Chairman of Cardiology er at the University Hospital Zurich and now Director of Research, Education & Develop-ment at the Royal Brompton & Harefield Hos-pitals and Professor of Cardiology at the Im-perial College in London. By the Institute for Scientific Information he has been rated as one of the 0.5% most cited scientists worldwide. Since 2009 he editor-in-chief of the European Heart Journal.