Shuttles Are Not Forever

Beyond the Shuttle, Government Executive

"As NASA makes another giant leap, the agency must shift its workforce to a new mission while safely finishing out the old one. ...The Constellation program will shift the focus of NASA's workforce, which has been largely on operating spacecraft, to a recurring cycle of development and operations. That cycle ranges from safely flying out the space shuttle manifest and completing assembly of the International Space Station to developing systems and preparing them for flight by 2015."