1. Associate Professor of Clinical Anesthesiology.
2. Research Coordinator, Department of Anesthesiology.
3. Professor of Anesthesiology.
4. Assistant Professor of Biostatistics and Anesthesiology.
5. Biostatistician III.
6. Professor of Anesthesiology, Biomedical Informatics, and Medical Education, and Staff Physician, Veterans Affairs Medical Center-Nashville, Tennessee Valley Veterans Affairs Healthcare System, Nashville, Tennessee.