David P. Mason, MD is the Chief of Thoracic Surgery and Lung Transplantation at Baylor University Medical Center. He leads the Department of Thoracic Surgery and the Center for Thoracic Surgery. Dr. Mason has broad experience in all aspects of thoracic surgery and is an international leader in the field. He pioneered many minimally invasive techniques and is a recognized expert in the treatment of locally advanced lung cancer, esophageal cancer, hiatal hernias, reflux disease, as well as the surgical treatment of emphysema.