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William R. Thomas

Watts S. Humphrey is a Senior Fellow at the Software Engineering Institute (SEI), where he introduced concepts that evolved into CMMI, and where he led development of both personal and team software processes (PSP and TSP). Previously, he was a manager and executive at IBM for twenty-seven years. He is the author of twelve highly influential books on software management and process improvement.


William R. Thomas manages the SEI’s Technical Communications team.