JOHN R. SEARLE is the Mills Professor of Philosophy of Mind at the University of California, Berkeley and author of Rationality in Action, The Rediscovery of the Mind, Minds, Brains and Science: The 1984 Reith Lectures, The Mystery of Consciousness,Intentionality: An Essay in the Philosophy of Mind, The Construction of Social Reality, and Mind, Language & Society: Doing Philosophy in the Real World (A MasterMinds Book).