Birthdate: October 30, 1840

Sun Sign: Scorpio

Died: April 12, 1910

William Graham Sumner was an American social scientist who held America's first professorship in sociology; he served as a professor of social sciences at Yale. Sumner, who wrote several essays and books on American history, political theory, sociology, and economic history, was one of the most popular and influential teachers at Yale. He also had an influence on American conservatism.