Originally given as a speech, this paper describes the double-deficit hypothesis of reading disabilities, which proposes that developmental dyslexia is due to deficits in the phonological system and in processes underlying naming speed. The paper also reports on an innovative reading fluency intervention program based on the double-deficit…

A model of language abilities in matrix form is described in which areas of language ability are defined in terms of the effects of receptive and expressive language processes on four linguistic levels: phonology, morphology, syntax, and semantics. (Author)

Research on reading has tried, and failed, to account for wide disparities in reading skill even among children taught by the same method. Why do some children learn to read easily and quickly while others, in the same classroom and taught by the same teacher, don't learn to read at all? In "Language Development and Learning to Read", Diane…