MelchertNorman Melchert is Selfridge Professor of Philosophy Emeritus and a former Acting Dean of the College of Arts and Sciences at Lehigh University. He is the author of Who's to Say? A Dialogue on Relativism (1994) and numerous journal articles. David R.Morrow is a Visiting Fellow at the Institute for Philosophy and Public Policy at George Mason University. College. He is the coauthor of A Workbook for Arguments, Second Edition (2015) and numerous papers in applied ethics. Read More Read Less