Associate Professor, Communication, Michigan State University

Duke University

Emeritus Professor of Communication

Professor of Paediatric Allergology, University of Cape Town

Associate Professor, UQ Business School, The University of Queensland

Department of Communication, University of Massachusetts-Amherst

Professor of Linguistics, University of Sussex

Professor Emerita of Linguistics, Department of English, the University of Alabama

Senior Research Fellow, Taylor's University, Adjunct Prof UTAR, Visiting Scholar, UKM

Professor of Business Administration, Medaille College