Considering the distinction proposed by Harm and Seidenberg (1999), we suppose that the phonological dyslexics, the most prevalent group among dyslexics, are likely to have a deficit in successive processing, whereas the delayed dyslexics are likely to have a mixed deficit in some of the other processes as well. This explanation may be only a partial one; its object is to show the relevance of PASS processes.
Continue reading Dyslexia: Kinds of Dyslexia – Can PASS Theory and Luria Help?