How important is it for teachers to receive subject matter training in order to obtain a teaching credential?
This inquiry lookes at two meta-analyses on the importance of subject matter training in teacher pre-service instruction.
States, J. (2010). How important is it for teachers to receive subject matter training in order to obtain a teaching credential? Retrieved from how-important-is-it.
What Practices Make a Difference in the Classroom?
This analysis examines meta-analyses to identify teaching practices that have the greatest impact on student achievement.
States, J. (2011). What Practices Make a Difference in the Classroom? Retrieved from what-practices-make-difference.
How Methodological Features Affect Effect Sizes in Education
The purpose of this article is to examine how methodological features such as types of publication, sample sizes, and research designs affect effect sizes in experiments.
Cheung, A., & Slavin, R. E. (2015). How methodological features affect effect sizes in education. Best Evidence Encyclopedia, Johns Hopkins University, Baltimore, MD.
Understanding Bias Due to Measures Inherent to Treatments in Systematic Reviews in Education
This paper contrasts effect sizes in What Works Clearinghouse and Best Evidence Encyclopedia reading and math reviews to explore the degree to which these measures produce different estimates.
Slavin, R. E., & Madden, N. A. (2008). Understanding bias due to measures inherent to treatments in systematic reviews in education. In annual meeting of the Society for Research on Effective Education, Crystal City, VA.
Best Evidence Encyclopedia
The Best Evidence Encyclopedia is a free web site created by the Johns Hopkins University School of Education's Center for Data-Driven Reform in Education (CDDRE) under funding from the Institute of Education Sciences, U.S. Department of Education. It is intended to give educators and researchers fair and useful information about the strength of the evidence supporting a variety of programs available for students in grades K-12.
Campbell Collaboration (C2)
The organization promotes well-informed decision making by preparing, maintaining and disseminating systematic reviews in education, crime and justice, social welfare and international development.
What Works Clearinghouse (WWC)
The goal of the WWC is a resource for informed education decision-making. The WWC identifies evidence-based practice, program, or policy, and disseminates summary information on the WWC website.