This study reports the effectiveness of a year-long, small-group, tertiary (Tier 3) intervention that examined 2 empirically derived but conceptually different treatments and a comparison condition. The researchers had randomly assigned all students to treatment or comparison conditions. The participants were seventh- and eighth-grade students…

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…

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)

This article reviews sustainability of research-based practices and the extent to which it is reasonable to assume that educators can or should sustain practices over time. Facilitators for sustainability are discussed and include teacher input and a feeling of collaboration, sensitivity, and responsiveness between the researcher and the…

Results of professional development programs for elementary through secondary teachers are described, with attention to improving practices for teaching students with learning disabilities and behavior disorders in general education. Four professional development programs explored effective formats and content, and three subsequent programs…