Current state and federal reform initiatives rely heavily on the ability of multiple stakeholders to access and use information from statewide longitudinal data systems (SLDSs) to improve student achievement. State policymakers have indicated through reform plans that states are best positioned to achieve this goal by developing and implementing…

Over the past decade, school districts and states have made impressive advances in collecting and managing data used for accountability purposes. By the year 2011, all 50 states will have systems to track students from year to year. But in most states and districts, all the data generated by these systems flows only one way: up. This paper…