Background
Koser, Stewart Arment was born on March 30, 1894 in Harrisburg, Pennsylvania, United States. Son of Alexander Stewart and Ella Lucretia (Arment) Koser.
Koser, Stewart Arment was born on March 30, 1894 in Harrisburg, Pennsylvania, United States. Son of Alexander Stewart and Ella Lucretia (Arment) Koser.
Bachelor of Philosophy, Yale, 1915, Master of Arts, 1917, Doctor of Philosophy, 1918.
Aimee (Mistress Armstrong). Assistant in bacteriology, Yale, 1916-1918. Bacteriologist United States Bureau Chemistry, 1919-1923.
Assistant professor bacteriology, University of Illinois, 1923-1928.
Assistant professor bacteriology U. Chicago, 1928-1936, associate professor, 1936-1943, professor bacteriology, 1943-1959, professor of bacteriology, emeritus, 1959-1971. Member of advisory committee laboratory standards Illinois State Health Department, 1943-1947.
Chairman Lilly award committee (bacteriology), 1940-1942.
Served as sergeant, United States Army, World War I. Member Society American Bacteriologists (councilor 1934-1936, 38-40, director local branches 1936-1939), Society Illinois Bacteriologists (president 1943-1944).
Club: Quadrangle (Chicago). Member editorial board Journal Bacteriology, 1935-1951, Journal Infectious Diseases since 1941.
Married Hilda Marion Croll, August 23, 1927.