1. Assistant Clinical Anesthesiologist, Memorial Sloan-Kettering Cancer Center; Assistant Professor of Anesthesiology, Cornell University Medical College.
2. Neuropsychology Fellow, Memorial Sloan-Kettering Cancer Center.
3. Anesthesiology Fellow, Memorial Sloan-Kettering Cancer Center.
4. Chairman, Department of Anesthesiology, Memorial Sloan-Kettering Cancer Center; Professor of Anesthesiology, Cornell University Medical College. Currently at University of Virginia Medical School, Charlottesville, Virginia.