Tibor Machan is professor of philosophy at Auburn University. His articles have appeared in "The New York Times, The Los Angeles Times, The Chicago Tribune, "and "The Los Angeles Daily Journal. "He is the author of "The Virtue of Liberty; Capitalism and Individualism: Refraining the Argument for the Free Society; "and "Individuals and Their Rights. Nicholas Rescher "is professor of philosophy at the University of Pittsburgh.