The Education Insights Center produced a series of reports culminating in recommendations for the structure and governance of a preschool through higher education and into the workforce (known as a P20W data system). This brief follows up on that series, with a focus on data quality; the brief was informed by the author's experience using…

Most states in the United States operate their public preschool programs in a mixed delivery system that serves children in local education agencies (LEAs) as well as non-LEA settings, such as Head Start agencies, child care centers, private schools, and family child care homes. To inform state preschool administrators and policymakers as they…