Tom Quirk is the Catherine Paine Middlebush Professor of English at the University of Missouri-Columbia. He is the editor of the Penguin Classics editions of Mark Twain's Tales, Speeches, Essays, and Sketches (1994) and Ambrose Bierce's Tales of Soldiers and Civilians and Other Stories (2000) and co-editor of The Portable American Realism Reader (1997). His other books include Coming to Grips with Huckleberry Finn (1993), Mark Twain: A Study of the Short Fiction (1997) and Nothing Abstract: Investigations in the American Literary Imagination (2001).