Tiered evidence initiatives are an important federal strategy to incentivize and accelerate the use of rigorous evidence in planning, implementing, and assessing social service investments. The Social Innovation Fund (SIF), a program of the Corporation for National and Community Service, adopted a public-private partnership approach to tiered…

A large body of literature documents the central importance of fidelity of program implementation in creating an internally valid research design and considering such fidelity in judgments of research quality. The What Works Clearinghouse (WWC) provides web-based summary ratings of educational innovations and is the only rating group that is…

The gold standard in making causal inference on program effects is a randomized trial. Most randomization designs in education randomize classrooms or schools rather than individual students. Such "clustered randomization" designs have one principal drawback: They tend to have limited statistical power or precision. This study aims to…

This is a critical review of methodological issues in the evaluation of adult literacy education programs in the United States. It addresses the key research questions: What are the appropriate methods for evaluating these programs under given circumstances. It identifies 15 evaluation studies that are representative of a range of adult literacy…

Discusses the history of evaluation research, focusing on current emphasis on "evidence-based policy." Highlights five issues emerging as relevant: evaluation can be done in many ways, serious doubts exist about the usefulness of the term "evaluation," evaluation is held back by paradigm wars, views of evaluation are…

At the request of a Senate subcommittee, this report describes the value of conducting impact evaluations, describes their current use in evaluating selected early childhood education and care programs, and discusses the value of other types of early childhood education and care studies currently promoted and sponsored by the Departments of Health…

The Child Nutrition Act of 1998 authorized demonstration pilot projects in up to six school food authorities and a rigorous evaluation to assess the effects of providing free school breakfasts to elementary school children. This report describes the evaluation strategy and data collection plans. Part 1 of the report provides background…

A new report published by the Manhattan Institute for Education Policy, "The Effect of Special Education Vouchers on Public School Achievement: Evidence from Florida's McKay Scholarship Program," attempts to examine the complex issue of how competition introduced through school vouchers affects student outcomes in public schools. The…

In October 2002, the Institute of Education Sciences (IES) contracted with Mathematica Policy Research, Inc. (MRP) to help identify issues pertinent to the evaluation of Title I and to propose feasible evaluation design strategies. This design effort took its lead from two sources: (1) the Title I Independent Review Panel (IRP); and (2) a more…

Remedial or developmental courses are the most common policy instruments used to assist underprepared postsecondary students who are not ready for college-level coursework. However, despite its important role in higher education and its substantial costs, there is little rigorous evidence on the effectiveness of college remediation on the outcomes…