Large numbers of children of low income families in the United States arrive at kindergarten already far behind their more affluent peers on measures of school readiness. In the absence of any federal preschool policy and amidst alarm about this growing divide, universal prekindergarten (UPK) programs have been launched around the United States,…

Research Findings: The Early Childhood Environment Rating Scale-Revised (ECERS-R) is widely used, often to evaluate whether preschool programs are of sufficient quality to improve children's school readiness. We examined the validity of the measure for this purpose. Item response theory (IRT) analyses revealed that many items did not fit together…

Research Findings: The Early Childhood Environment Rating Scale, Revised (ECERS-R) is widely used, often to evaluate whether preschool programs are of sufficient quality to improve children's school readiness. We examined the validity of the measure for this purpose. Item response theory (IRT) analyses revealed that many items did not fit together…

Reports on a statistical analysis of the Early Childhood Environment Rating Scale (ECERS), a popular research instrument used to measure overall quality of the educational environment in day care centers and preschool settings. Results are based on ECERS' use in Swedish day care centers and are discussed in relation to Swedish child care policy.…