Genetic research has shown that dyslexia is familial, substantially heritable, and heterogeneous in its genetic mechanisms. Evidence also supports the view that the primary symptom in dyslexia is a deficit in the phonological coding of written language, a symptom that appears to be heritable. (Author/JDD)

This review of findings in the field of readability research discusses the differences in meaning between readability and legibility, examines the origins and developments of readability formulas for children's and adult materials, and describes several of the best-known formulas for English-language materials. (46 references) (Author/LRW)

Current research on information processing suggests that short term memory plays a central role in the sorting and manipulation of text information during reading. Because an entire text cannot be processed simultaneously, successive "chunks" or units of information enter the short term memory where they are compared to the reader's previous…

The definition of progress as applied to writing research and practice is examined, and three different approaches to understanding the writing of exceptional children are considered: a literal approach, an interpretive approach, and an evaluative approach. The scientific and social implications of each of the approaches are considered.…

Presents a review of cognitive psychology research dealing with the organization and functioning of oral and written language production mechanisms. Discusses works dealing with the microstructural aspects of language, primarily oral production. Describes how the research perspective has evolved from modular to connectionist models. Examines the…

The proceedings of a conference designed to give researchers and educators the opportunity to discuss issues affecting public education, this report opens with a description of the Research and Development Exchange Coordinating Group's initial efforts to address teacher concerns in oral and written communication instruction. It then lists…