Based on challenges with the traditional model of school psychology, response to intervention (RTI) has been advanced as a model of special education eligibility decision making and service delivery that may address the drawbacks of the traditional models of assessment and result in improved outcomes for students. In this article, the RTI model is described, and the research base describing its rationale and outcomes is reviewed. Finally, a description of how RTI has been and can continue to be adopted and researched in Canada is provided. (Contains 4 figures.)