ScienceBorn January 4, 1809

Louis Braille

French educator and inventor of braille

Born
January 4, 1809
Died
January 6, 1852 (aged 43)
Known as
organist, inventor, educator of the blind

Louis Braille was a French educator and the inventor of a reading and writing system named after him, braille, intended for use by visually impaired people. His system is used worldwide and remains virtually unchanged to this day.

Biography from Wikipedia, available under CC BY-SA 4.0.

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Also born on January 4

Also born in 1809