Nathan Irvin Huggins was W.E.B. Du Bois Professor of History and Afro-American Studies and Director of the Du Bois Institute at Harvard University until his death in 1989. His books include Slave and Citizen: The Life of Frederick Douglass, Black Odyssey: The African-American Ordeal in Slavery, and Voices From the Harlem Renaissance. Arnold Rampersad is Sara Hart Kimball Professor in the Humanities at Stanford University and is the author of The Life of Langston Hughes, among other titles.