Jean-François Clervoy is a graduate of École Polytechnique and Supaéro. He holds the rank of General Engineer of Armaments in the Directorate General of Armaments (DGA). In 1983, he was seconded by the DGA to the French National Centre for Space Studies (CNES), where he worked for two years on autopilot and orientation control systems for a number of different projects. He was selected to be a French astronaut in 1985 and trained in Russia before joining the astronaut corps of the European Space Agency (ESA) in 1992. Jean-François Clervoy has flown twice aboard the space shuttle Atlantis and once aboard Discovery. He has logged a total of 675 hours in space and is the fifth French person to have gone into space.