Professor, University of Virginia School of Law

University of Dayton School of Law

Full Professor of Tax Law, University of São Paulo

Melden Chair in Moral Philosophy and Distinguished Professor of Philosophy, University of …

Professor of Philosophy, USC

Profesor titular de Filosofía del Derecho. Professor of Philosophy of Law. Universitat de …

Associate Professor, University of Denver, Sturm College of Law

McCormick Professor of Jurisprudence, Princeton University

Simon Eminent Scholar, Florida State University

Professor of Philosophy, Professor of Law, University of Utah