Date of Birth & Date of Death
December 7, 1895
Pine Bluff, Arkansas, U.S.
January 12, 1954
Washington D.C., U.S.
he received his education at Lincoln University and Clark University
He taught as a professor at Wilberforce University, Southern University in Louisiana, West Virginia Collegiate Institute, and Howard University
Sumner first married Francees H. Hughston in 1922, but ended in divorce
He then married Nettie M. Broker in 1946
He never had children
As a teenager without a high school education, he was able to pass an entrance exam to Lincoln University and graduate magna cum laude with honors
He was drafted into the army during World War I.
Sumner managed to publish several articles despite the refusal of research agencies to provide funding for him because of his color.