Several validation methods for the identification and dissemination of exemplary educational programs are explored, and the rationales for methods developed by the Program Effectiveness Panel are discussed. Comparative advantages and disadvantages of four selected methods are reviewed, and recommendations are made for policymakers and…

Responsiveness-to-intervention (RTI) is the front-running candidate to replace current practice in diagnosing learning disabilities, but researchers have identified several questions about implementation. Specific questions include: Are there validated intervention models? Are there adequately trained personnel? What leadership is needed? When…