Two primary purposes guided this quasi-experimental within-teacher study: (a) to examine changes from baseline through 2 years of professional development (Individualizing Student Instruction) in kindergarten teachers' differentiation of Tier 1 literacy instruction; and (b) to examine changes in reading and vocabulary of 3 cohorts of the teachers'…

Many schools are implementing multitier response-to-intervention (RTI) models to reduce reading difficulties. This study was part of our larger ongoing longitudinal RTI investigation within the Florida Learning Disabilities Center grant and was conducted in 7 ethnically and socioeconomically diverse schools. We observed reading instruction in 20…

Five years of reading comprehension data in Florida Reading First schools were analyzed to address questions regarding student improvement, reduction in the achievement gap, efficacy of site visits to schools making no achievement gains, and effects of student mobility on growth in reading comprehension. Participants were 120,000 students (about…

The purpose of this study was to analyze the research literature on three-tier models of reading and behavior and to provide a descriptive analysis and meta-analytic review of these models. An in-depth review of 17 articles was conducted on the similarities and differences between and among three-tier models of reading (n = 5), models of behavior…