Michael Devitt is a Distinguished Professor of Philosophy at the Graduate Center of the City University of New York. He is the author of Designation (1981), Coming to Our Senses: A Naturalistic Program for Semantic Localism (1995), Realism and Truth (1997), and Language and Reality: An Introduction to the Philosophy of Language (with Kim Sterelny, 1999).

Richard Hanley is Associate Professor of Philosophy at the University of Delaware. He is the author of The Metaphysics of Star Trek (1997, reprinted in paperback as Is Data Human?), as well as articles in metaphysics and philosophy of language.