Professor

University of Southampton, Faculty of Medicine

Director, Usher Institute, University of Edinburgh

Imperial College London

University Zurich, Swiss Institute of Allergy and Asthma Research (SIAF), Davos, Switzerland

McMaster University, Health Research Methods, Evidence, and Impact

Professor, McMaster University

Professor of Respiratory Medicine & Allergy, Imperial College London

Professor of Pediatrics, Cincinnati Children's Hospital Medical Center

Charite, Berlin