Professor at the Faculty of Industrial Design Engineering, TU Delft, The Netherlands
Professor of Human Resource, Leadership and Organization Development at Louisiana State University, USA.
Associate Professor at the Department of Psychology, Brooklyn College, City University of New York, USA
Director of the Institute for Cooperation Research and Development, University of Applied Sciences Northwestern Switzerland
President of Holton Consulting, Inc. and Jones S. Davis Distinguished Professor of Human Resource, Leadership and Organization Development at Louisiana State University, USA
Professor for Social Psychology, University of Salzburg, Austria
Centre for Transformative Work Design at the University of Western Australia, Australia
Department for Industrial and Organizational Psychology, University of Bern
Research: Predictors and consequences of career success, Career development, Leader-member-exchange, Career/organizational interventions, work engagement, workaholism and work hours, Measurement issues in career research and organizational behavior
Professor at the Department of Psychology; Institute for Brain, Cognition and Behavior; University of Barcelona, Spain
Research: Behavioral sequence analysis, interaction analysis, Modeling and simulation of collective behavior