Professor Psychology, University of Maryland

Psychology, Colorado State University, Optentia, North-West University, South Africa

Aalto University, Finland

Professor of Philosophy (Research Focus), University of Pretoria

University of Humanistic Studies & Altrecht Mental Health Care, Utrecht, The Netherlands

Virginia Commonwealth University

Concordia University of Edmonton

University of Rijeka, Faculty of Humanities & Social Sciences, Department of Psychology

The Education University of Hong Kong

Professor of Philosophy, University of Liverpool, UK