The authors assessed impacts on classroom quality and on 5 child language and behavioral outcomes of a 2-year teacher professional-development program for publicly funded prekindergarten and kindergarten in Chile. This cluster-randomized trial included 64 schools (child N = 1,876). The program...

With one quarter of the world's children at risk, ensuring quality of early childhood development (ECD) programs on a global scale is more crucial than ever. This issue brief sheds light on the importance of equity in both access and quality in these ECD programs. Based on the latest research,...

Early childhood development programs—which often involve the health, education, child welfare, and other sectors—are of great interest to policymakers, service providers, and families around the globe. This paper proposes that equity in access and quality are critical to effect...

This issue brief presents baseline findings from the impact evaluation and the case study before the installation of a new electricity cable connecting Unguja Island in Zanzibar to the electricity grid of mainland Tanzania. Information for the baseline analysis comes from electricity data...

This report describes the data, design, and methodology for an impact evaluation of the Millennium Challenge Corporation's Zanzibar Cable Activity, which involves laying a new submarine cable to provide a more reliable source of electricity to Unguja Island to increase economic growth, reduce...

This issue brief presents baseline findings from the impact evaluation and the case study before the installation of a new electricity cable connecting Unguja Island in Zanzibar to the electricity grid of mainland Tanzania. Information for the baseline analysis comes from electricity data...

Early childhood development programs—which often involve the health, education, child welfare, and other sectors—are of great interest to policymakers, service providers, and families around the globe. This paper proposes that equity in access and quality are critical to effect...