Stephen Rennard is Larson Professor of Medicine in the Pulmonary and Critical Care Medicine Section of the Department of Internal Medicine and Courtesy Professor in the Department of Pathology and Microbiology and the Department of Genetics, Cell Biology and Anatomy. He received an AB with honors in Folklore and Mythology from Harvard University and an MD with honors from the Baylor College of Medicine Houston, Texas. He completed internal medicine training at Barnes Hospital, Washington University, St Louis, Missouri, and trained in Pulmonary Diseases at the National Institute of Health where he remained for seven years, conducting research in the cell biology of lung disease. Dr. Rennard currently serves on the Board of Directors of the COPD Foundation and the Alpha-1 Foundation. He is a member of the National Heart Lung Education Program Executive Committee and is the Chair of the Steering Committee for SPIROMICS and academic chair of the COPD Biomarkers Qualification Consortium. He is an external advisor to the Thomas Petty Aspen Lung Conference and the University of California-Davis Pulmonary Training Grant. He serves as an Associate Editor of the Journal of Nicotine and Tobacco Research. Professor Rennard maintains an active program of clinical investigation in COPD and smoking cessation and a program of basic research in the mechanisms of lung tissue repair and remodelling, including the role of stem cells in disease pathogenesis and repair.