Birthday of W. E. B. Du Bois
Feb. 23, 1868
W.E.B. Du Bois by James E. Purdy, 1907, gelatin silver print, from the National Portrait Gallery
From Wikipedia: William Edward Burghardt Du Bois (/duːˈbɔɪs/ doo-BOYSS; February 23, 1868 – August 27, 1963) was an American sociologist, writer, historian, and Pan-Africanist civil rights activist.