David DeGrazia is Professor of Philosophy at George Washington University, where he has been teaching since 1989. He is a well-respected moral philosopher who is especially well-known for his work in applied ethics. DeGrazia's books include Taking Animals Seriously (Cambridge UP, 1996), Human Identity and Bioethics (Cambridge UP, 2005), and Creation Ethics: Reproduction, Genetics, and Quality of Life (Oxford UP, 2012). He is also the author of over 100 shorter professional publications, many in leading ethics and philosophy journals.
Lester Hunt is Professor of Philosophy at the University of Wisconsin - Madison. He has also taught at the University of Pittsburgh, Carnegie-Mellon University, and The Johns Hopkins University. His books Nietzsche and the Origin of Virtue (Routledge, 1991), Character and Culture (Rowman and Littlefield, 1997), and Anarchy, State, and Utopia: An Advanced Guide (Wiley, 2015). He is also the author of numerous scholarly articles on the history of philosophy, ethics, political philosophy, aesthetics, philosophy of economics, and the presentation of philosophical ideas in literature and film.