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Bryant, Diane Pedrotty; Bryant, Brian R.; Roberts, Greg; Vaughn, Sharon; Pfannenstiel, Kathleen Hughes; Porterfield, Jennifer; Gersten, Russell – Exceptional Children, 2011
The purpose of this study was to determine the effects of an early numeracy preventative Tier 2 intervention on the mathematics performance of first-grade students with mathematics difficulties. Researchers used a pretest-posttest control group design with randomized assignment of 139 students to the Tier 2 treatment condition and 65 students to…
Descriptors: Control Groups, Intervention, Mathematics Achievement, Numeracy
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Gersten, Russell; Vaughn, Sharon; Deshler, Donald; Schiller, Ellen – Journal of Learning Disabilities, 1997
Discusses the alternative roles and responsibilities that researchers might assume to bridge the gap between special education research and practice. Addresses why some research-based practices fail and the roles of researchers as collaborators, facilitators and coaches, interpreters of culture and dynamics of the school, and critics. (Author/CR)
Descriptors: Disabilities, Educational Practices, Educational Research, Exceptional Child Research