Grouping students by "ability" is a topic of long-standing contention in English education policy, research and practice. While policy-makers have frequently advocated the practice as reflecting educational "standards", research has consistently failed to find significant benefits of "ability" grouping; and indeed has…

The District of Columbia Opportunity Scholarship Program (OSP) was created by Congress to provide tuition vouchers to low-income parents who want their child to attend a private school. The Scholarships for Opportunity and Results (SOAR) Act of 2011 also mandated an evaluation of the OSP program. This report examines impacts one year after…

Commentaries regarding appropriate methods for researching professional development have been a frequent topic in recent issues of "Educational Researcher" as well as other venues. In this article, the authors extend this discussion by observing that randomized trials of specific professional development programs have not enhanced our…

This paper analyses the effectiveness of non-formal schools for working children in Jalandhar, Punjab, India, in mainstreaming child labourers into the formal education system through incentivised, informal schooling. Using a family fixed effects model and sibling data as an equivalent population comparison group, I find that the non-formal…

A school improvement program that provided support to poor-performing schools on the basis of needs identified in a school improvement plan was implemented in 72 government schools in Jamaica, from 1998 to 2005. In this independent evaluation of the program, we use propensity score matching to create, post hoc, a control group of schools that were…

The third-year evaluation of the federally funded Washington, D.C. voucher program shows that low-income students offered vouchers in the first two years of the program had modestly higher reading scores after three years but showed no significant difference in mathematics. Students were randomly assigned to treatment and control groups, and the…

Supplemental Educational Services (SES), a federally mandated program, is designed to raise student achievement via the implementation of tutoring programs. Unfortunately, although the SES federal legislation has been adopted by school districts nationally, relatively limited empirical evidence from rigorous research studies exists regarding the…

Using a cluster randomization design, schools were randomly assigned to implement Success for All, a comprehensive reading reform model, or control methods. This article reports final literacy outcomes for a 3-year longitudinal sample of children who participated in the treatment or control condition from kindergarten through second grade and a…

This article builds on 30h of observations made in classrooms in secondary schools in Tanzania in the fall of 2004. The article presents an empirical study using an experimental group that was taught in Kiswahili and a control group taught the same topics in English. The author takes the reader straight into some of the classrooms and gives…

Research methods are tools that can be variously applied - depending on the stage of knowledge in a particular area, the type of research question being asked, and the context of the research. The field of program evaluation, critical for social policy development, often has not adequately embraced the full range of methodological tools needed to…

Until 1975 around half of all graduates from Dutch basic vocational schools finished a 3-year program, the other half finished a 4-year program. In 1975 all 3-year programs were extended to four years. This was accompanied by an increase of the compulsory school leaving age with one year. The authors evaluate the long-term wage effects of this…

Discusses the assessment of the impact of parent involvement in the Head Start Family Impact Project. This project was undertaken with cooperation from the Parents in Community Action (PICA) component of the Hennepin County, Minnesota, Head Start Program. (BB)