Research associate, assistant to president Salk Institute, La Jolla, California, 1971-1973. Executive assistant to chairman board supervisors San Diego County, 1973-1975. Deputy director health policy center Georgetown University, Washington, 1975-1976.
Executive assistant to Chairman Board Supervisors San Diego County, 1973-1975. Chairman board SEEDCO, since 1989. Chief Executive Officer Tithon, since 1997.
Coo Age Wave Inc, Emeryville, California, 1986-1989, director since 1989, board directors. Chairman board Pharmsvc., Inc., 1991-1993. Chairman.Age Wave Health Services, since 1994.
Director MedMax Inc., 1995-1997. Special expert in disease prevention and control National Institutes of Health-National Heart Lung and Blood Institute, 1976.