Thomas Macaulay Ferguson is a doctoral candidate in philosophy at the CUNY Graduate Center. His primary interest is philosophical logic, with focuses on many-valued model theory, paraconsistent logic, and the logical work of William Parry. His work has appeared in Notre Dame Journal of Formal Logic, Studia Logica, Journal of Philosophical Logic, Journal of Logic and Computation, and Logica Universalis. Graham Priest is Distinguished Professor of Philosophy at the CUNY Graduate Center, and a regular visitor at the University of Melbourne and at St. Andrews University. He is well known for his work on non-classical logic, and its application to metaphysics and the history of philosophy. His publications include One: Being an Investigation into the Unity of Reality and of its Parts, including the Singular Object which is Nothingness (2014, OUP) and A Very Short Introduction to Logic (2000, OUP).