Bruce Williams worked on six versions of Microsoft(R) Flight Simulator during a 15-year career at Microsoft. His experience with the development and design of Microsoft(R) Flight Simulator included consulting with leading aviation organizations and teaching seminars about how to use it as a training aid. He has been a pilot and an aviation writer since the early 1970s and remains an active flight instructor at Galvin Flying Services in Seattle, specializing in technically advanced aircraft, simulator instruction, stall/spin/upset recovery training, and aerobatics. His consulting company, BruceAir, LLC, develops training materials, provides flight training, and offers multimedia presentations on a variety of topics for pilots and flight instructors. He lives in Seattle.