Dan Dornseif has been directly involved with aviation for over three decades and is currently a Boeing 737 captain and check airman for a major airline in the United States.

John Wimpress, Boeing aerodynamicist and airplane designer, was involved with the design of most of Boeing’s jet airplanes from the Air Force B-47 to the commercial 757. John was director of engineering on the US Air Force YC-14 STOL transport. He lives in Des Moines, Washington.

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