This study investigates the timing for a global education reform to be adopted locally. Drawing on the Multiple Streams Approach while expanding it with a transnational dimension, the Free-Semester Program in Korea is used to examine the convergence of the streams of problem, policy, and politics. An analysis of policy documents, media accounts,…

In the present meta-analysis, we examine how secondary school characteristics -- such as schools' academic press, school climate, material resources, personnel resources, classroom climate, instructional practices, out-of-school activities, and socioeconomic status (SES) composition -- provide opportunities for students to engage in science and…

This review examined the relations between grit and academic achievement based on a meta-analysis of 137 studies yielding 156 dependent samples (N = 285,331). Using the robust variance estimation, we found that the correlations of overall grit level with academic achievement were generally weak to moderate (weighted r = 0.19). The correlation of…

This article demonstrates how meta-analytic techniques, that have typically been used to synthesize findings across numerous studies, can also be applied to examine the reasons why relationships between background characteristics and outcomes may vary across different locations in a single multi-site survey. This application is particularly…

This study conducts a meta-analysis using hierarchical linear modeling (HLM) to address the questions of the extent of gender differences in reading, whether or not these differences apply similarly across English and non-English speaking countries and decrease with age. Female secondary students performed 0.19 standard deviation units above their…

Results of a previous meta-analysis of gender differences in reading achievement at the secondary school level (Lietz, in press) showed significant differences between major assessment programs. Thus, the gender gap in favour of girls was more pronounced for the assessment programs conducted by the National Assessment of Educational Programs in…