Screening Process (479 KB)

The WWC considers a wide range of publications and unpublished research when determining which studies to review. Studies have to meet a number of criteria to be eligible to be included in a specific review effort. Download the Process Brief to learn more about how the WWC determines whether a study is eligible for review.

Study Review Process (285 KB)

To help policymakers, practitioners, and others make informed decisions, the WWC assesses the quality of the evidence that studies provide on the effectiveness of an intervention. The process for conducting these reviews ensures that every study under consideration receives a careful and objective assessment. Download the Process Brief to learn more about the study review process.