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    Gladys West
    Engineering1900sMathematics & GPS

    Gladys West

    Mathematician whose work helped make GPS possible.

    Women in STEM Black Innovators

    Their Story

    Gladys West is an American mathematician who worked for the U.S. Navy. She used math and early computers to build precise models of the Earth's shape. Her detailed calculations of the planet's surface became an important part of the technology behind the Global Positioning System (GPS).

    Era

    1900s

    Field

    Mathematics & GPS