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African-American Contributions to Science

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Otis Boykin: Improved Pacemaker

Otis Boykin (1920-1982), an African-American inventor and engineer, created more than 25 electronic devices during his life. These included an improved electrical resistor for computers and a control unit for the artificial heart pacemaker. (Photo: Keystone, Hulton Archive/Getty Images)

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

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