James Brewer Stewart, James Wallace Professor of History Emeritus, Macalester College, retired, and the founder and director of Historians Against Slavery. Stewart's books include Holy Warriors: The Abolitionists and American Slavery. He has published biographies of four very well-known enemies of slavery: Joshua R. Giddings, Wendell Phillips, William Lloyd Garrison, and Hosea Easton. His most recent books include Abolitionist Politics and the Coming of the Civil War (2008) and Venture Smith and the Business of Slavery and Freedom (2009). JOHN STAUFFER is Chair of the History of American Civilization and Professor of English and African and African American Studies at Harvard University. Among his works include: GIANTS: The Parallel Lives of Frederick Douglass and Abraham Lincoln (2008), The Writings of James McCune Smith: Black Intellectual and Abolitionist (2006), The Problem of Evil: Slavery, Freedom, and the Ambiguities of American Reform (with Steven Mintz, 2006); Meteor of War: The John Brown Story (with Zoe Trodd); and The Black Hearts of Men: Radical Abolitionists and the Transformation of Race (2002).