Research associate University Pennsylvania Medical School, Philadelphia, 1961-1962. With University of California at Los Angeles, 1962-1991. Research associate to laboratory supervisor to co-administrator Marijuana Research Program, coordinator Program in Psychiatry, Law & Human Sexuality.
Program and policy analyst Alzheimer's Disease Program, Center for Gerontology, California Department Health Svc.-Institute for Health and Aging, University California, San Francisco, since 1991. Executive director Center for Drug Education and Brain Research, Los Angeles, 1987-1988. Consultant researcher Beverly Hills Headache & Pain Medical Group, Los Angeles, Los Alamos (New Mexico) National Laboratories, State University of New York, Stony Brook, Southern California Neuropsychiat.
Institute, La Jolla, others.