William Du Bois was an historian, author and civil rights activist. Publishing articles such as The Philadelphia Negro: A Social Study and The Souls of Black Folk, Du Bois argued for racial equality and social justice for African Americans. Du Bois co-founded the NAACP in 1909. Available in 1.25 inch pin back button, 1.25 inch ceramic magnet, 2.25 inch pin back button, 2.25 inch ceramic magnet.