1962 Member, Board of Directors, American Association of Fish and Game Biologists.
1962-70 Member, Board of Advisors, National Association of Underwater Instructors.
1967 Co-Chairman, Biology Committee (Drugs From the Sea), Marine Technology Society.
1968-present Member, Great Barrier Reef Committee of Australia, Brisbane, Australia.
1971 Member, Advisory Council, Lifebound, Ltd., Arvada, CO.
1971 Member, Board of Directors, Resources Recovery, Inc., Long Beach, CA.
1971 Member, Scientific Advisory Board, Environmental Defense Fund.
1972 Member, Water and Waste Task Force, Comprehensive Health Planning Association, Riverside, San Diego and Imperial Counties, CA.
1973 Member, Honorary Board of Directors, Environmental Education Group.
1973 Member, Scientific Advisory Board, Island Resources Foundation, St. Thomas, U.S. Virgin Islands.
1974 Vice President, International Association of Environmental Medicine and Biology, Paris.
1975 Member, Advisory Board, International Society of Aquatic Medicine.
1975 Member, Board of Directors, American Academy of Medical Preventics.
1980-85 Member, Board of Governors, National Health Federation.
1980 Member, International Board of Scientific and Nutritional Advisors, American International Hospital, Zion, IL.
1980 Senior Research Fellow, Island Resources Foundation, St. Thomas, U.S. Virgin Islands.
1980-81 President, American Academy of Medical Preventics, Los Angeles, CA.
1982-83 Board Chairman, Academy of Medical Preventics, Los Angeles, CA.
1984 Member, Board of Advisors, Oriental Healing Arts International University, Long Beach, CA.
1984 Member, Scientific Advisory Board, World Health Research Center, Pompano Beach, FL.
1985-present Member, Board of Directors, International Congress of Oriental Medicine, Kyoto, Japan.
1985 Honorary Advisor to the Academy of Natural Therapies, Gold Coast, North Queensland, Australia.
1989 Honorary Advisor to the Institute of Radiation Medicine, Chinese Academy of Military Medical Sciences, Beijing, P. R. China.