"CT Screening for Lung Cancer: The Agony and the Ecstasy" Lawrence Goodman, MD Director Thoracic Radiology Section Professor Department of Radiology David W. Johnstone, MD, FACS, FCCP Director, Thoracic Oncology Program Professor of Surgery Division of Cardiothoracic Surgery Department of Surgery Rafael Santana-Davila, MD Assistant Professor Division of Hematology and Oncology.