1. Clinical Associate, Department of General Anesthesiology, Cleveland Clinic Foundation.
2. Staff Biostatistician, Department of Biostatistics and Epidemiology, Cleveland Clinic Foundation.
3. Staff, Department of Neurosurgery, Cleveland Clinic Foundation.
4. Chairman, Department of General Anesthesiology, Cleveland Clinic Foundation, and Associate Professor, Cleveland Clinic Foundation Health Science Center of the Ohio State University.