Commercial astronaut Commercial astronaut A commercial astronaut is a person trained to command, pilot, or serve as a crew member of a privately funded spacecraft. This is distinct from an otherwise non-government astronaut, for example Charlie Walker, who flies while representing a non-government corporation but with funding and/or training coming from government sources. The definition of “astronaut” and the criteria for determining who has achieved human spaceflight vary. The FAI defines spaceflight as any flight over of altitude. In the United States, professional, military, and commercial astronauts who travel above an altitude of are eligible to be awarded astronaut wings. Until 2003,
What is a Masterpiece? What is a Masterpiece? What is a Masterpiece? is a 1979 non-fiction book by British historian Kenneth Clark. It is a transcribed version of the Walter Neurath memorial lectures given by Clark. The work, initially released on 1 January 1979, received a Thames & Hudson republication on 1 May 1992. Kenneth Clark had already achieved fame with a series of popular books while also serving as, from 1969 on, the writer, producer and presenter of the BBC programme, "Civilisation", a pioneering television documentary series. The prestigious series earned a Peabody Award as well as general commercial success. In the work,