John Hawthorne is Professor of Philosophy at Rutgers University. He has published numerous articles on metaphysics, philosophy of language, epistemology, philosophy of mind, and early modern philosophy. His books include Knowledge and Lotteries, Substance and Individuation in Leibniz, and The Grammar of Meaning. Jason Turner is a philosopher who received his PhD from Rutgers University. He has worked at the University of Leeds, St. Louis University, and the University of Arizona.

• Back to the Open Future Elizabeth Barnes Ross P. Cameron 1By Our Bootstraps Karen Bennett 27Life Without Essence: Man as a Force of Nature Mandel Cabrera Sarah Coolidge Joseph Almog 43Ontological Superpluralism Ben Caplan 79The Bare Necessities Shamir Dasgupta 115An Abstract Characterization of the Determinable/Determinate Distinction Kit Fine 161In Search of (Spacetime) Structuralism Hilary Greaves 189What are Natural Kinds? Katherine Hawley Alexander Bird 205A Metaphysical Mix: Morphing, Mai, and Mining Hud Hudson 223Conspecific Coincidence and Mutual Incorporation Christopher Hughes 241Multilocation and Mereology Shieva Kleinschmidt 253Essence, Plenitude, and Paradox Sarah-Jane Leslie 277Impure Reference: A Way Around the Concept Horse Paradox Fraser Macbride 297The Extent of Metaphysical Necessity Daniel Nolan 313Hylomorphism Reconsidered Michael C. Rea 341Experience and the Passage of Time Bradford Skow 359Relational vs. Constituent Ontologies Peter Van Inwagen 389On Doing Ontology without Metaphysics Achille C. Varzi 407Dispositions and Generics Ryan Wasserman 425