Professor Robert Stockley is the Head of Department at the Queen Elizabeth Hospital in Birmingham. He is a respiratory physician working in the field of chronic obstructive pulmonary disease.

Professor Stephen Rennard is Larson Professor of Medicine in the Pulmonary and Critical Care Medicine Section of the Department of Internal Medicine at the University of Nebraska Medical Center in Omaha, Nebraska. He is the North American Editor for Respiratory Medicine and Associate Editor for COPD for the European Respiratory Journal.

Professor Klaus Rabe is Professor of Pulmonary Medicine and Chairman for the Department of Pneumology in the University of Leiden. He has been active in various fields of respiratory medicine in Europe and was the first European Associate Editor of the American Journal of Respiratory and Critical Care Medicine. He is co-Chief Editor of the European Respiratory Journal.

Dr Bart Celli is Professor of Medicine at Tufts University in Boston and Chief of the Division of Pulmonary and Critical Care Medicine at the St Elizabeth's Medical Center at Tufts University School of Medicine. He is the author of more than 120 publications on COPD and is the co-editor of Baum's Textbook of Pulmonary Diseases and Hodgkin's Textbook in Pulmonary Rehabilitation.