Don Eyles worked on the Apollo Project from 1966 through 1972, and on the NASA space program until 1998, as a computer scientist at the MIT Instrumentation Lab and the Charles Stark Draper Laboratory in Cambridge, Massachusetts. He created flight software for the lunar landing phase of the Moon mission, and invented a sequencing system that is currently in operation on the International Space Station. At present he is a writer, photographer and sculptor based in Boston.