Arjan J. van Weele held the NEVI-Chair in Purchasing and Supply Management at Eindhoven University of Technology until his retirement in 2019. He has published widely and acted as a consultant on procurement strategy and governance to many large companies including ABB, Heineken and Skanska. He holds an MBA degree from Interfaculteit Bedrijfskunde at Delft and a PhD from Eindhoven University of Technology. He worked for many years in education and research programmes at Eindhoven University of Technology and Nyenrode University. He was also a visiting professor to several management development programmes across Europe. Arjan has published 20 books and over 200 articles in a range of academic journals including the Journal of Purchasing and Supply Management, and European Management Journal. He is a member of the Editorial Board of the Journal of Purchasing and Supply Management and the Advisory Board of the Journal of Supply Chain Management. He has received numerous awards for his outstanding contribution to the field including in 2018, the Lifetime Achievement Award from IPSERA, the International Purchasing and Supply Education and Research Association, for his outstanding academic contribution in the purchasing and supply domain. Frank Rozemeijer holds the SOLVINT Chair in Procurement and Supply Chain Management at Maastricht University, where he leads PhD research, coordinates the course 'Strategic Sourcing', teaches on MBA programmes and supervises Master thesis projects. He studied Business Economics at the University of Amsterdam and earned his PhD in 2000 from Eindhoven University of Technology. After which, he worked as an Assistant Professor at RSM Erasmus University in Rotterdam before joining Maastricht University. His research has been widely published in leading academic journals, including the Journal of Purchasing and Supply Management, International Journal of Physical Distribution & Logistics Management, and International Journal of Operations & Production Management. His work focuses on procurement strategy, supplier development, creative sourcing teams, and more recently, digital transformation in procurement. Frank is an active strategy consultant and executive trainer, advising many major European companies. He also serves on the supervisory board of Inka, a Dutch group purchasing organization. With over 20 years of experience, Frank has built a strong international reputation as a sought-after speaker and facilitator for conferences, executive education programmes, and in-company seminars, including engagements with institutions such as NEVI, Stockholm School of Economics (Sweden) and APCADEC (Portugal).