Who flew on a 1985 Space Shuttle "Challenger" mission as a Payload Specialist, Claude Nicollier or  Lodewijk van den Berg?
Lodewijk van den Berg Lodewijk van den Berg (] ; born March 24, 1932) is a Dutch American chemical engineer, specializing in crystal growth, who flew on a 1985 Space Shuttle "Challenger" mission as a Payload Specialist.
STS-122 STS-122 was a NASA Space Shuttle mission to the International Space Station (ISS), flown by the Space Shuttle "Atlantis". STS-122 marked the 24th shuttle mission to the ISS, and the 121st space shuttle flight overall.