Recent investigations of the extent to which students with disabilities are allowed to participate in major national data collections used in measurement-driven education reform suggest that 40 to 50 percent of students with disabilities are typically excluded from major assessments, although they are included to a greater degree in assessments…

South Carolina's School Incentive Reward Program Program (SIRP) based on year-to-year gains in reading and mathematics achievement, which seemed to have face validity, was evaluated, particularly its use of the relative gains of students in only the highest grade in the school as the basis for the awards. When this requirement was relaxed so that…

The New York State Experimental Prekindergarten Program (PreK) evaluation studied successive waves of children while they were in PreK, and as they progressed through the third grade. For each wave, two control groups were obtained: (1) A waiting-list control group, children in districts offering PreK programs who were identified as eligible for…