Hernandez will serve as Discovery's flight engineer for launch and landing, and will wield robotic arms on the shuttle and space station.

MSN: Discovery's eclectic crew is poised for space

If the launch is successful, perhaps people will start believing systems engineer Steve Greenland.

BBC: First Scottish-built satellite UKube-1 to launch in 2013

As an engineer at Compaq Computer in the late 1980s, he and marketing executive Michael Swavely helped launch the server revolution.

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