1. Chairman, VA Cooperative Analgesic Study; Chief, Anesthesiology Service, VAH, Palo Alto, California; Assistant Professor of Anesthesia, Stanford University, Stanford, California.
2. Senior Registrar, Department of Anesthesia, Westminster Hospital, London, England; Acting Instructor in Anesthesia, Stanford University, Stanford, California.
3. Manager of Medical Research, Smith Kline Instruments, Inc., Palo Alto, California.