Historical article on dyslexia – from 1944!
“Millions of children in the US suffer from dyslexia, which is the medical term for reading difficulties. It is responsible for about 70% of the school failures in 6 to 12 year age group, and handicaps almost 13% of all grade-school children.” (Life, 1944)
(To read the full article from Life, look for the link in the article.)