The late 19th neurological concept of dyslexia had 3 crucial elements: selectively poor
reading, with unaffected other cognitive skills and a genetic background. The contemporary …

Some people doubt that the concept of developmental dyslexia (DD) is useful at all because
the phonological weaknesses seen in DD cannot be distinguished from those found in every …

In a recent review, Bernt Skottun1 strongly attacked the hypothesis that some dyslexics show
impaired development of the magnocellular pathway of their visual systems. Significantly …

Developmental dyslexics often complain that small letters appear to blur and move around
when they are trying to read. Anatomical, electrophysiological, psychophysical and brain …

Dyslexia is more than just difficulty with translating letters into sounds. Many dyslexics have
problems with clearly seeing letters and their order. These difficulties may be caused by …

Until the 1950s, developmental dyslexia was defined as a hereditary visual disability,
selectively affecting reading without compromising oral or non-verbal reasoning skills. This …

Developmental dyslexia is not just a literacy problem. Dyslexics' reading and spelling
difficulties are but two of a much larger number of differences between dyslexic and normal …

Previous research has suggested that visual magnocellular impairment may be
characteristic of up to 75% of developmental dyslexics. In this study we compared 18 adult …

A technique by Rogers-Ramachandran and Ramachandran [Vis. Res. 38 (1998) 71–77]
was adapted to evaluate magnocellular (M) and parvocellular (P) visual processing …

Numerous studies have found visual deficits associated with dyslexia. This has made it
important to understand how these deficits may be related to reading difficulties. A widely …