Purchasing and supply management (PSM) are crucial for the effective and efficient operation of manufacturing firms, now more than ever. The PSM function has evolved from being routine and mechanical to a function that can deliver true competitive advantage. The trend toward increased globalisation and outsourcing, along with a focus on innovation- and capability-driven supply management, has led to an increased reliance on suppliers. This has significantly enhanced the importance of PSM for manufacturing companies. The heightened significance in practice has been paralleled by an increasing attention of researchers in developing theories and chronicling best practices. At the same time, the rapid rate of change represents both daunting cha...