Background
Gwinn, John L. was born on October 15, 1922 in Gallipolis, Ohio, United States. Son of Harry and Edna (Birtcher) Gwinn.
Gwinn, John L. was born on October 15, 1922 in Gallipolis, Ohio, United States. Son of Harry and Edna (Birtcher) Gwinn.
AB, Denison University, 1944. Doctor of Medicine, University Louisville, 1946. Master of Science, University Minnesota, 1954.
Intern Indianapolis General Hospital, 1947. Resident Mayo Clinic, Rochester, Minnesota, 1950-1954. General practice medicine Corydon, Indiana, 1947-1948.
Practice medicine specializing in pediatrics Long Beach, California, 1955. Resident Indiana University Medical Center, 1956-1958. Pediatric radiologist Children's Hospital, Los Angeles, from 1959, radiologist-in-chief, from 1961, director, 1974-1975.
Professor radiology and pediatrics University Southern California, from 1969.
Served to captain, Medical Corps United States Naval Reserve, 1943-1945, 50-52. Fellow American College Radiology (board chancellors since 1981, vice president 1987-1988), American Academy Pediatrics. Member American Medical Association, Association American Physicians, California, Los Angeles County medical associations, California Radiological Society (secretary since 1970, president-elect 1975, president 1976), Los Angeles Radiological Society (president 1971-1972), Society Pediatric Radiology (secretary since 1961, president 1975), Western Society Pediatric Research, Radiological Society N. American (Second vice president 1974), American Roentgen Ray Society (1st vice president 1979), Radiological Society Southern California (president 1968) Clubs: Masons, Elks.
Married Patricia Ruth Emerson, June 21, 1945. Children: Sharon E., Barbara S., J. Steven, Jeffrey M.