Since the standards-based education movement began in the early 1990s, mathematics education reformers have developed and evaluated many interventions to support students in mastering more rigorous content. We conducted a systematic review and meta-analysis of U.S. PreK-12 mathematics intervention effects from 1991 to 2017 to study sources of…

Background: Over the years, the quantity and quality of educational research has been rapidly improving. This can be attributed to the growing call to use evidence of effectiveness in decision-making by policymakers and practitioners. In fact, evidence sufficient to establish programs as "small", "moderate", or…

The public narrative surrounding efforts to improve low-performing K-12 schools in the United States has been notably gloomy. But what is known empirically about whether school improvement works, which policies are most effective, which contexts respond best to intervention, and how long it takes? We meta-analyze 141 estimates from 67 studies of…

In this article, we reviewed and interpreted the evidence from 223 rigorous impact evaluations of educational initiatives conducted in 56 low- and middle-income countries. We considered for inclusion in our review all studies in recent syntheses that have reached seemingly conflicting conclusions about which interventions improve educational…

Over the last 4 decades, the school effectiveness and school improvement research bases have gained prominence and recognition on the international stage. In both a theoretical and empirical sense, they have matured through a wide range of well-documented projects, interventions, and innovations across a range of countries, describing how efforts…

Following a meta-analysis study conducted by Y. P. Xin and A. Jitendra (1999), the authors carried out a follow-up meta-analysis of word problem-solving interventions published from 1996 to 2009 for students with learning problems in mathematics. The authors examined the influence of education reforms as moderator variables on intervention…

This publication is based on the 2016 Society for Vocational Psychology (SVP) Biennial Conference, that was held at the Florida State University on May 16-17, 2016. The conference theme was "Integrating Theory, Research, and Practice in Vocational Psychology." The conference content and the resulting edited book are based on the…

For decades, college access programs have aimed to improve college readiness and enrollment rates, particularly for underrepresented populations. Though several published reports have produced comprehensive inventories of college access programs (Gandara, 2001; Perna, 2002; Tierney, Bailey, Constantine, Finkelstein, & Hurd, 2009), no systematic…

This report responds to the need for information on how to improve adolescent writing skills. The study builds upon previously published "Reading Next" results and highlights key elements essential to improving writing. The study used meta-analysis, allowing researchers to determine the strength and consistency of the effects of different…