: The business process revolution has had two impacts on project management: the recognition of a process perspective (such as the 39 appearing in the PMBOK), and the acknowledgement that these processes reflect project management knowledge (such as the nine knowledge areas in the same publication). These two levels have been extended, through an architecture (HCRN – hierarchical case retrieval network), to include and interlink decisionmaking tasks encountered by project managers. Experiments indicate an adequate degree of success in being able to transform a decision situation into a knowledge focus comprising relevant cases from different case bases, and the interactions between them. The knowledge focus provides a basis for experience management of decisionmaking within project management processes. 1 Project management and business processes The “business process revolution” has introduced a paradigm shift in management – the process view of the firm – which has swept th...