University of Tasmania

University of Dundee

Emeritus Professor, Seattle University

Associate Professor, University of Wisconsin, Milwaukee

Professor de Filosofia, Universidade do Vale do Rio dos Sinos

Federation University Australia

Professor Emeritus of Philosophy, The American University in Cairo

Indian Institute of Technology, Bombay

Professor of Philosophy, University of Szeged

Profesor de Filosofía, Universidad Nacional Abierta ya Distancia UNAD