Background
Stewart, John Quincy was born on September 10, 1894 in Harrisburg, Pennsylvania, on. Son of John Quincy and Mary Caroline (Liebendorfer) Stewart.
Stewart, John Quincy was born on September 10, 1894 in Harrisburg, Pennsylvania, on. Son of John Quincy and Mary Caroline (Liebendorfer) Stewart.
He obtained his Doctor of Philosophy in physics from Princeton University in 1919.
He taught astrophysics at Princeton from 1921 until he retired in 1963. Stewart was a civilian aeronautical engineer, an Army 1st Lieutenant, and later served as a chief instructor in the Army Engineering School, during World War I. He was later a research engineer in the American Telephone and Telegraph Company. He became interested in social physics in 1946, (first investigated in 1693 by astronomer Edmund Halley), demonstrating the use of physical laws in the area of social sciences, for example, demographic gravitation.
He co-wrote an influential two-volume textbook in 1927 with Raymond Smith Dugan and Henry Norris Russell: Astronomy: A Revision of Young’s Manual of Astronomy (Ginn & Company, Boston, 1926-1927, 1938, 1945).
This became the standard astronomy textbook for about two decades. There were two volumes: the first was The Solar System and the second was Astrophysics and Stellar Astronomy.
Served with 29th Engineers, American Expeditionary Force (sound ranging), 1918-1919. Fellow American Physical Society, American Geography Society (honorary). Member American Astronomical Society, American Association University professors (national 1st vice president, 1940-1941), Phi Beta Kappa, Sigma Xi.
Clubs: Princeton (New York).
Married Lillian V., daughter