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Matthijs van Leeuwen Editor & Author

Marc Andrews is a psychologist, art director and designer. He holds a master’s degree in Behavioural Science and a Master of Arts in Graphical/Editorial Design.
Dr. Matthijs van Leeuwen is an assistant professor of Social Influence and Persuasion at the Radboud University of Nijmegen.
Prof. dr. Rick van Baaren is professor of Behavioural change and Society at Radboud University Nijmegen.