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Henry May; Aly Blakeney – AERA Online Paper Repository, 2022
This paper presents evidence confirming the validity of the RD design in the Reading Recovery study by examining the ability of the RD design to replicate the 1st grade results observed in the original i3 RCT focused on short-term impacts. Over 1,800 schools participated in the RD study over all four cohort years. The RD design used cutoff-based…
Descriptors: Reading Programs, Reading Instruction, Cutting Scores, Comparative Analysis
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Barr, Christopher D.; Reutebuch, Colleen K.; Carlson, Coleen D.; Vaughn, Sharon; Francis, David J. – Journal of Research on Educational Effectiveness, 2019
Beginning in 2002, researchers developed, implemented, and evaluated the efficacy of an English reading intervention for first-grade English learners using multiple randomized control trials (RCTs). As a result of this efficacy work, researchers successfully competed for an IES Goal 4 effectiveness study using the same intervention. Unlike the…
Descriptors: Intervention, English Language Learners, Grade 1, Elementary School Students
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What Works Clearinghouse, 2011
With its critical assessments of scientific evidence on the effectiveness of education programs, policies, and practices (referred to as "interventions"), and a range of products summarizing this evidence, the What Works Clearinghouse (WWC) is an important part of the Institute of Education Sciences' strategy to use rigorous and relevant…
Descriptors: Standards, Access to Information, Information Management, Guides