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Showing articles with tag: phonemic-awareness | Clear

Fact of Fiction? Dyslexia Is Caused by a Phonological Deficit

Since the beginning of the twentieth century, dyslexia research has been dominated by a search for the Holy Grail: the single cognitive deficit that is necessary and sufficient to cause all behavioral characteristics of dyslexia. Until the 1950s, the belief was that dyslexia is attributable to visual processing problems.

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Dyslexia: More than a Phonological Deficit

Most problems can only be solved if one knows what causes that particular problem. A disease such as scurvy claimed the lives of thousands of seamen during long sea voyages. The disease was cured fairly quickly once the cause was discovered, viz. a vitamin C deficiency. A viable point of departure would therefore be to ask the question, what causes dyslexia?

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A Multiple Cognitive Deficit Model of Developmental Dyslexia

A multiple cognitive deficit model considers all the aspects that may contribute to dyslexia: focused, sustained, divided and visual spatial attention; visual, auditory and phonological processing; rapid naming and processing speed; verbal, visual, auditory, sequential, iconic, short-term, long-term and working memory; logical reasoning; etc.

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Phonemic Awareness Training: A Cart-Before-the-Horse Approach?

In the last 25 years, volumes have been written about the correlation between phonological processing deficits (and especially a phonemic awareness deficit) and reading difficulties like dyslexia. In the scientific community, many has reached consensus that most reading and spelling disabilities originate with a specific impairment of language processing...

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