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

Professor Computer Science Emeritus, University of Toronto

Washington University-St. Louis

The O'Neill Family Professor of Philosophy

Professor of University of Brazil and Researcher CNPq

Professor of Philosophy, University of Miami