Emeritus Professor of Medicine, University of British Columbia

Imperial College and Royal Brompton Hospital, London

Professor of Medicine, Harvard Medical School

Professor Emeritus, Harvard University

Professor of Medicine, McMaster University Hamilton

Professor, Department of Pathology, Carver College of Medicine, University of Iowa

Professor of Pulmonary Medicine, Erasmus MC Rotterdam

Professor of Physiology and Medicine, Université de Paris

UNIVERSITY OF MINNESOTA

Dean, School of Medicine, New York Medical College