This American sociologist born on February 23, 1868 was a recipient of the Lenin Peace Prize and also one of the co-founders of what association? 
W. E. B. Du Bois: William Edward Burghardt "W. E. B." Du Bois ( ; February 23, 1868 – August 27, 1963) was an American sociologist, historian, civil rights activist, Pan-Africanist, author, writer and editor. W. E. B. Du Bois:  Du Bois was one of the co-founders of the National Association for the Advancement of Colored People (NAACP) in 1909.
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