# A DEFENSE OF PRESENTISM **Opening (not a real abstract):** A version of this paper appears in Zimmerman, Dean W. (ed.) Oxford Studies in Metaphysics, About Metaphysics (Routledge, 2009); and in Sally Haslanger and Roxanne Marie Kurtz (eds.), Persistence: Contemporary Readings (MIT Press, 2006). **Authors:** [[Ned  Markosian]]