Dr. Darcy Marciniuk is Associate Vice-President Research at the University of Saskatchewan and Medical Director of the LiveWell COPD Management Program in the Saskatchewan Health Authority. He is recognized internationally as an expert and leader, with more than 460 invited national and international presentations and 245 peer-reviewed publications. He is a past President of the CTS and the American College of Chest Physicians and past Chair of the Forum of International Respiratory Societies. Dr. Marciniuk has led and participated in many COPD, CPET and Pulmonary Rehabilitation guidelines and recently chaired a multi-society international guideline on race and pulmonary function testing.