Gaps in academic achievement between students from various racial and ethnic groups and from low-income families are a cause for national concern. The advent of high stakes testing and the increased awareness of high dropout rates have rekindled the search for ways to help all children succeed in school. Many strategies to address lagging…

Facing mounting evidence that California has fallen behind on many key indicators of educational performance, policymakers and the public share considerable interest in exploring whether California should expand public funding for preschool education. This expanded funding will be most effective if resources can be directed to their most efficient…