In this conceptual paper, we propose a new three-pronged theoretical framework derived from Chinese philosophy: (1) "Tian Shi" (timing); (2) "Di Li" (context); and (3) "Ren He" (human capital). Specifically, we delineate the nature of "Tian Shi, Di Li, Ren He" required for the successful translation of…

As states and districts expand access to publicly funded PreK programs, researchers and policymakers have been grappling with experimental evidence demonstrating that the benefits of PreK on academic skills are not likely to last into early elementary school. A leading hypothesis to explain this phenomenon is that PreK and the elementary grades…

While there is some evidence of long-term social benefits from early childhood educational interventions conducted in socially disadvantaged populations in the USA, there is limited evidence of similar benefits in different populations and countries. This study examined a range of social outcomes of adults aged 34-67 years who, between 1940 and…

We present evidence that the positive relationship between kindergarten entrance age and school achievement primarily reflects skill accumulation prior to kindergarten, rather than a heightened ability to learn in school among older children. The association between achievement test scores and entrance age appears during the first months of…