Professor Sander de Leeuw is Chair in Operations Research and Logistics at Wageningen University and Research, The Netherlands. He is also Adjunct Professor of Supply Chain Management at Nottingham Trent University, UK. Professor de Leeuw is a Senior Associate Editor for the International Journal of Logistics Management and has over 20 years of experience, including management consultancy for companies such as KPMG. He is internationally known for his research on online retail logistics as well as his work with NGOs on humanitarian aid supply chains. Professor Sander de Leeuw is Chair in Operations Research and Logistics at Wageningen University and Research, The Netherlands. He is also Adjunct Professor of Supply Chain Management at Nottingham Trent University, UK. Professor de Leeuw is a Senior Associate Editor for the International Journal of Logistics Management and has over 20 years of experience, including management consultancy for companies such as KPMG. He is internationally known for his research on online retail logistics as well as his work with NGOs on humanitarian aid supply chains. Professor Jack van der Vorst is General Director of the Department of Social Sciences and Member of the Board of Directors at Wageningen University and Research, where he is also Professor in AgriFood Supply Chain Logistics. A member of many national and international advisory boards, he is the author of over 200 publications with an international reputation for his research on innovations in logistics and decision support systems in agri-food supply chains.