We analyzed two nationally representative, longitudinal data sets of U.S. children to identify risk factors for persistent mathematics difficulties (PMD). Results indicated that children from low socioeconomic households are at elevated risk of PMD at 48 and 60 months of age, as are children with cognitive delays, identified developmental delays…

This article introduces four papers (and responses to them) originally given at an April 1990 conference on the identification and treatment of dyslexia. Noted is the lack of consensus on what dyslexia is, how the condition comes to be, and what the nature of educational intervention ought to be, though developmental views are seen to predominate.…

This response to Vaughn and Hogan (EC 608 627), who reported a longitudinal study on the social competence of 10 children with learning disabilities, looks at problems in doing longitudinal research; the influence of environmental factors; and developmental issues. Possible interventions with children having consistent social problems are noted.…

This article offers a historical overview of the neurological aspects of dyslexia (originally seen as related to aphasia) and a review of familial and genetic factors in developmental dyslexia. Psycholinguistic models of dyslexia as they relate to neurological concepts are presented and the evolution of successful remedial methods is summarized.…