According to Chris Kraft, a March 1969 meeting among Slayton, George Low, Bob Gilruth, and Kraft determined that Armstrong would be the first person on the Moon, in part because NASA management saw him as a person who did not have a large ego.
Nunha reunión en marzo de 1969 entre Slayton, George Low, Bob Gilruth e Chris Kraft determinouse que Armstrong sería o primeiro home na Lúa, en parte porque a administración da NASA vía que era unha persoa que non tiña un gran ego.