 He has previously been on the faculties of Louisiana State University, California State University, Fullerton, Turku School of Economics (Finland), and Jönköping International Business School (Sweden).He has been a visiting professor at the University of Paris, Shanghai University, the University of Amsterdam, Catholic University in Lisbon, Portugal, and Universidad Rey Juan Carlos in Madrid, Spain.He founded and was chair of the World Media Economics and Management Conference, a biennial global gathering of scholars and practitioners, for a quarter of a century.