Erik van Raaij is Professor of Purchasing & Supply Management in Healthcare at Rotterdam School of Management and at the Erasmus School of Health Policy and Management, Erasmus University (Rotterdam). He holds an Engineering degree in Business and a PhD in Marketing from the University of Twente, The Netherlands. His work has been published in international academic journals such as Journal of Management Studies, Organization Science, International Journal of Public Administration Research and Theory, Health Policy, Journal of Business Ethics, Journal of Purchasing and Supply Management, The Journal of Supply Chain Management, California Management Review, and Computers & Education. Erik van Raaij is Senior Associate Editor of the Journal of Purchasing and Supply Management. He is a high-performance member of the Erasmus Research Institute of Management, member of the Academy of Management, the International Purchasing and Supply Education and Research Association (IPSERA), and the Dutch Purchasing Association (NEVI). Erik van Raaij has received several awards and commendations for teaching excellence. His current research interests include Healthcare procurement, Buyer-supplier relationships, and Empirical research methods.