Distinguished Professor of Philosophy & Linguistics, University of California, Davis

Ecole des hautes etudes ensciences sociales , Paris

Professor of Philosophy, University of California, Berkeley

Professor of Philosophy, University of Sydney

Professor of Philosophy, University of Texas at Austin

Washington University-St. Louis

Professor Computer Science Emeritus, University of Toronto

The O'Neill Family Professor of Philosophy

Professor of University of Brazil and Researcher CNPq

Professor of Philosophy, University of Miami