University of Granada

Professor Emeritus für Marketing, Technische Universität Dresden

University of New South Wales

Professor of Marketing, San Jose State University

Emeritus Professor of Marketing, The Chinese University of Hong Kong

Hong Kong Baptist University

Associate Professor of Marketing, The University of Texas at El Paso

Lancaster University Management School, Lancaster University

Sydney City School of Business, Universitas Budi Luhur, Macquarie University,

San Francisco State University