The content of this guide was derived from ongoing work of a working group on growth models coordinated and facilitated by the SLDS Grant Program's State Support Team. The Statewide Longitudinal Data Systems (SLDS) Grant Program was asked by several states to review current growth models with the goal of determining the impact of different models…

The momentum behind building high-quality data systems to harvest better information about student, school and district performance has never been stronger. To meet the goal of improving student achievement, policymakers and educators need longitudinal data systems capable of providing timely, valid and relevant data. Although…