Kwame Anthony Appiah is the Laurence S. Rockefeller University Professor of Philosophy and the University Center for Human Values at Princeton University. He lives in Princeton, New Jersey. Henry Louis Gates Jr. is W.E.B. Du Bois Professor of Humanities, chair of the Afro-American Studies Department, and director of the W.E.B. Du Bois Institute for Afro-American Research at Harvard University.