We conducted a meta-analysis of 28 studies comprising 39 samples to ask the question, "What is the magnitude of the association between various baseline child cognitive characteristics and response to reading intervention?" Studies were located via literature searches, contact with researchers in the field, and review of references from…

It is well-established that language skills are amongst the best predictors of educational success. Consistent with this, findings from a population-based longitudinal study of parents and children in the UK indicate that language development at the age of two years predicts children's performance on entering primary school. Moreover, children who…

The purpose of this study was to use realistically simulated data to evaluate various CAT designs for use with the verbal reasoning measure of the Medical College Admissions Test (MCAT). Factors such as item pool depth, content constraints, and item formats often cause repeated adaptive administrations of an item at ability levels that are not…

Under the federal Individuals with Disabilities Education Act (IDEA), school districts are required to meet the educational needs of all students with disabilities. However, school districts struggle to provide adequate services to students with disabilities who have extraordinary needs and require unusually high expenditures to meet those…

The 20th annual report to Congress on the implementation of the Individuals with Disabilities Education Act (IDEA) is divided into four sections organized around a model which views educational results as products of three sets of factors: the context and environment in which the education is provided, student characteristics, and school programs…