He is trained in multiple quality strategies, is a Dr. Juran expert, a Covey Time Management trainer, and a Competent Toastmaster. With the PSP, engineers learn how to define, use, and measure a process for their daily work. They also learn how to analyze their performance metrics and use this knowledge to improve. The focus is on planning ability and product quality. Planning ability considers accuracy of product size and development effort estimates.
Product quality is addressed by several techniques for pro-active defect management.
Once engineers and managers are trained in PSP, an organization may begin using the TSP to execute multi-person projects. The TSP is intended to be married to, rather than replace, existing organizational processes. It tends to focus on teamwork, as well as quality, aspects of the project. To get truly high performance from a group of developers the members must jell into a tightly cohesive team. Several conditions must be met in order for the jelling to take place.