By Donna Knapp For years, people , process , and technology (PPT) was a widely recognized framework for balancing and integrating the components needed to achieve optimal performance and outcomes. In the ITIL v3 Service Design publication, this framework was expanded to the four Ps: people , processes , products , and partners . ITIL 4 has further expanded and evolved this framework to the four dimensions of service management. These four dimensions are collectively critical to the effective and efficient facilitation of value for customers and other stakeholders in the form of products and services. The four dimensions of service management are: Organizations and people Information and technology Partners and suppliers Value streams and processes. These four dimensions represent perspectives which are relevant to the whole service value system (SVS), including the entirety of the service value chain and all ITIL practices. Each ITIL practice is a set of organizational resources base