One of the main goals of the No Child Left Behind Act (NCLB) was to hold schools accountable for ensuring that all students are meeting high academic standards, and to eliminate disparities in academic performance between traditionally advantaged and disadvantaged groups of students. One could argue that this focus on holding schools accountable…

This report represents the first in a yearly series of studies investigating the impact of the No Child Left Behind act on the achievement of students in the United States. This series will use achievement information from a broad sample of students and schools to provide evidence about the changes that have occurred since the law passed. This…