Response to intervention (RTI) is a method for providing academic support to students and for identifying specific learning disabilities (SLDs). Using interrupted time series and hazard models, we examined if statewide RTI adoption in the U.S. state of Tennessee was associated with changes in rates of SLD and first-time SLD identification in…

Response to intervention (RTI) has evolved from its first decade of implementation. Because states guide and regulate policy and practice at the state and local education agency levels, it is important to understand their critical role in RTI implementation. A systematic review of all 50 state education agency websites was conducted to provide an…

Based on the latest U.S. Department of Education data, this article presents the enrollment figures for students identified with specific learning disabilities (SLD) under the Individuals with Disabilities Education Act (IDEA) for the school years from 1995-1996 to 2011-2012. The figures for each year are (a) the number of students with SLD ages 6…

This case study chronicles the efforts of a small high school over a 2-year period as it designed and implemented a response to intervention (RTI) program for students at the school. Their efforts were largely successful, with improved achievement, attendance, and grade point averages and a decrease in special education referrals. Major themes…

Rates of agreement among alternative definitions of reading disability and their 1- and 2-year stabilities were examined using a new measure of agreement, the affected-status agreement statistic. Participants were 288,114 first through third grade students. Reading measures were "Dynamic Indicators of Basic Early Literacy Skills" Oral…