University of South Florida

School of Business. Queen's University, Ontario, Canada

Professor for Work and Organizational Psychology, Goethe University Frankfurt

Senior Research Scientist (retired), Department of Psychology, University at Buffalo

Cardiff University

Professor (in psychology), University of Tampere

Radboud University Nijmegen

Professor of Psychology

University of Florida, University of Maryland, Portland State University

Professor of Psychology Portland State University and Professor, Oregon Health & Science