“This guide is designed to introduce and explain the key concepts in outcome evaluation research in order to help practitioners distinguish between good and poor quality evaluation reports” (p. 3). Topics covered include: what evaluation is; the role of evaluation design; how well the evaluation is carried out; sample size appropriateness; definitions of evaluation terms; cost-benefit analysis; meta-analyses and systematic reviews; assessing the report’s quality; and “Is This a Good Quality Evaluation Report?” checklist.