Since many experts have been disturbed by the large number of non-readers who have been labeled dyslexic, the following article which is reprinted courtesy of the Chicago Tribune should be of interest.
Chapel, J. R. (1972). Echoes From the Field. Reading Horizons: A Journal of Literacy and Language Arts, 12 (4). Retrieved from https://scholarworks.wmich.edu/reading_horizons/vol12/iss4/7