The paper presents a model for addressing the critical question of opportunity to learn for students with disabilities. The model was tested through a two-year study with schools and teachers in three states. Opportunity to learn analysis is critical in this educational era of push toward access and inclusion. The study results indicate that…

Value-added approaches for attributing student growth to teachers often use weighted estimates of building-level factors based on "typical" schools to represent a range of community, school, and other variables related to teacher and student work that are not easily measured directly. This study examines whether such estimates are likely…

Children with attention-deficit/hyperactivity disorder (ADHD) exhibit significant academic impairments, as evidenced by poor academic achievement, grade retention, and school dropout. Deficits in organization skills may contribute to these academic impairments, as children with ADHD frequently lose assignments, misplace their completed work, and…

Application of the Achievement Formula to three school districts in northeastern Ohio is described. The formula--developed in association with the Effective Schools/Teacher Effectiveness Research Program--is a paradigm for district self-study, whereby elementary and secondary schools analyze student achievement data. Data are displayed on a…