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Clayton G. Loosli Edit Profile


Clayton G. Loosli, American physician. Recipient Commonwealth Fund Senior award for support creative research, 1956-1957. Diplomate American Board Preventive Medicine and Public Health.


Loosli, Clayton G. was born on March 18, 1905 in Marysville, Idaho, United States. Son of Dimond and Hattie (Salisbury) Loosli.


Bachelor of Science, University Idaho, 1930, Master of Science (fellow) 1931, Honorary Doctor of Science, 1958. Doctor of Philosophy. (fellow), University of Chicago, 1934, M.D. (J. H. Koessler fellow, Douglas Smith fellow), 1937.


Intern, Johns Hopkins Hospital, Baltimore, 1937-1938. Assistant anatomy University of Chicago, 1934-1935, assistant medicine, 1938-1940, instructor, 1940-1942, assistant professor, 1942-1943, associate professor medicine, 1946-1949, director student health service, 1946-1949, professor, chief section preventive medicine, 1949-1958. Professor medicine, dean School Medicine, University of Southern California, 1958-1964, Hastings professor medicine, 1964-1976.

Member commissions on influenza, pneumonia and airborne infections under Surgeon General Medical Corps, United States Army, 1941-1946. Member committee influenza Armed Forces Epidemiological Board, from 1948, member board, from 1957. Consultant United States Public Health Service, Communicable Disease Center, from 1952, consultant div. hospital and medical facilities, from 1964.

Member of national advisory council Institute Allergy and Infectious Diseases, National Institutes of Health, from 1961.


  • Other Work

    • Editor Journal Laboratory and Clinical Medicine, 1949-1954. Contributor articles to medical publications.


Served from captain to major Medical Corps, United States Army, 1943-1946. Fellow American College of Physicians (master), American Geriatric Society, American Academy Microbiology (charter), American Public Health Association. Member American Association Railway Surgeons, Association American Medical Colls., American Association Anatomists, American Society Experimental Pathology, American Society Clinical Investigation, American Association for the Advancement of Science, American Medical Association, American Epidemiological Society, Association American Physicians, Central Society Clinical Research (president 1955), Society Experimental Biology and Medicine, Calif Medical Association, Los Angeles County Medical Association, American Lung Association, American Clinical and Climatological Association, American Association Immunologists, Sigma Xi, Alpha Omega Alpha.


Married Jean Russell Pederson, September 15, 1933. Children: Alvin Russell and Edward Salisbury (twins).

Dimond Loosli

Hattie (Salisbury) Loosli

Jean Russell Pederson

Alvin Russell and Edward Salisbury Loosli (twins)