Margaret Hamilton

Born

August 17, 1936

Died

September 30, 2026 (aged 90)

Known as

computer scientist, mathematician, engineer, businessperson, software developer, tour guide

Margaret Elaine Hamilton was an American computer scientist. She directed the Software Engineering Division at the MIT Instrumentation Laboratory, where she led the development of the on-board flight software for NASA's Apollo Guidance Computer for the Apollo program. She later founded the software companies Higher Order Software in 1976 and Hamilton Technologies in 1986 — both in Cambridge, Massachusetts.

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