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Gersten, Russell; Jayanthi, Madhavi; Dimino, Joseph – Exceptional Children, 2017
The report of the national response to intervention (RTI) evaluation study, conducted during 2011-2012, was released in November 2015. Anyone who has read the lengthy report can attest to its complexity and the design used in the study. Both these factors can influence the interpretation of the results from this evaluation. In this commentary, we…
Descriptors: Response to Intervention, National Programs, Program Effectiveness, Program Evaluation
Gersten, Russell – 1982
The site variability issue for Direct Instruction Follow Through sites is examined from a variety of perspectives--meta-analysis of the Abt Associates' data, norm-referenced comparisons, and a longitudinal look at stability of effects. Much of the seemingly unexplained variability found in both the Abt report and the reports by M. Kennedy and E.…
Descriptors: Compensatory Education, Data Analysis, Demonstration Programs, Federal Programs
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Gersten, Russell – Educational Evaluation and Policy Analysis, 1984
Conclusion about site-specific determinants of educational outcomes of the controversial longitudinal evaluation of the Follow Through programs (1976) are challenged again by reexamining the Direct Instruction model data. Reanalysis confirms earlier critiques and supports more recent research funding on the relationship between types of…
Descriptors: Educational Environment, Elementary Education, Evaluation Methods, Mathematics Achievement