Autor/-in: Manfred "Dutch" von Ehrenfried

Manfred “Dutch” von Ehrenfried worked in the spaceflight, aviation and nuclear fields for about 25 years. He was a member of the original NASA Space Task Group for Project Mercury and was a NASA Flight Controller in the Mission Control Center for many Mercury, Gemini and Apollo Missions. He  also worked on some of the Apollo Lunar Experiment Packages. He also worked in the NASA Headquarters Space Station Task Force and the Program Office as a contractor for about 10 years 
As the sensor operator on the NASA High Altitude Aircraft, he worked with scientists to determine how best to obtain the data they wanted from their instruments and develop a flight plan to achieve their objectives. In conjunction with this work, he was an Apollo Pressure Suit test subject which included tests in the Zero G aircraft, centrifuge, and vacuum chamber. As part of this work, he was the NASA MSC Chief of Science Requirements and Operations Branch.