Louis Braille was the inventor of braille a worldwide system used by blind and visually impaired people for reading and writing. Braille is read by passing the fingers over characters made up of an arrangement of one to six embossed points. It has been adapted to almost every known language.
Braille was born on January 4, 1809 in Coupvray, France. In 1821, Charles Barbier, a former Captain in the French Army, visited Braille’s school. Barbier shared his invention called "night writing", a code of 12 raised dots . The Barbier’s method is difficult to learn.