1. Fellow in Critical Care Medicine and Cardiothoracic Anesthesiology
2. Assistant Professor of Anesthesiology, Department of Anesthesiology, Duke University Medical Center, Durham, North Carolina.
3. Assistant Professor of Anesthesiology
4. Associate Professor of Anesthesiology
5. Professor of Anesthesiology, Department of Anesthesiology, University of Colorado Denver, Aurora, Colorado.