Stream now with KPBS Passport on KPBS+ / Watch Monday, Feb. 16 and Feb. 17 at 11 p.m. on KPBS TV. This two-part series traces the cultural evolution of Black scholars, scientists and educators in the ...
Gladys West, who has died aged 95, was the daughter of poor black farmers who in the 1950s and 1960s was instrumental in developing the mathematics behind global positioning systems, or GPS.
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