James T. Campbell, PhD, is professor of United States history and the Edgar E. Robinson Professor in United States history at Stanford University. Dr. Campbell earned his BA from Yale University and both his MA and PhD from Stanford University. He is the author of Race, Nation, and Empire in American History and Middle Passages: African American Journeys to Africa, 1787–2005.David Levering Lewis is the author of God's Crucible: Islam and the Making of Europe, 570–1215; W. E. B. Du Bois: Biography of a Race, 1868–1919; W. E. B. Du Bois: The Fight for Equality and the American Century, 1919–1963; and more. Lewis’s work can be characterized as comparative history with interests in biography, civil rights, Europe and empire, and cultural politics. He is professor of history at New York University.
