Reviews some findings obtained through comparisons of dyslexic readers with nondyslexic readers matched by chronological or reading age. Notes some of the problems and pitfalls associated with this approach. Explores the potential of other group comparisons when examining sources of reading difficulty, and discusses individual differences within…

Reviewed studies that used methods of brief lateral visual presentation of linguistic stimuli to investigate asymmetry of organization in the cerebral hemispheric functions of both normal and poor readers. Most studies failed to demonstrate that both groups approach the given tasks in the same way. (Author/DB)