Multiple choice general knowledge Thanks to ----- , a number of visually impaired people can now read and write None William Kennedy Dickson Karl Benz Louis Braille Reveal answer Fill a bubble to check yourself D Correct answer Explanation Louis Braille invented the Braille system of reading and writing for the visually impaired in 1824 when he was just 15 years old. His system of raised dots allows blind people to read and write independently.