DORIT BAR-ON is Professor of Philosophy at the University of Connecticut and Director of the Expression, Communication, and the Origins of Meaning Research Group which she established in 2010, while at the University of North Carolina, Chapel Hill. She specializes in philosophy of language and mind, epistemology, and metaethics, and has published on topics such as translation, conceptual relativism, expression and expressivism, and origins of meaning.CRISPIN WRIGHT is Professor of Philosophical Research at the University of Stirling. Specializing in epistemology, the philosophies of language and mathematics and the later Wittgenstein's philosophy, he has taught at leading universities including Oxford, Columbia, Princeton, and St. Andrews, where he founded the philosophical research center, Arché.