This article aims to review and comment on the articles in this Special Issue and suggest directions for Singaporean evaluators to consider in the future. Based on the review, we found education evaluators in Singapore are familiar with up-to-date evaluation theories and approaches and successfully apply them. We also found that a substantial…

Most program evaluation efforts concentrate on assessments of "program implementation" and "program outcomes." However, another area of programs that has not received sufficient attention in the literature is evaluating the plan of the program. Since the quality of the plan and planning process can influence program…

The Campbellian validity typology has been used as a foundation for outcome evaluation and for developing evidence-based interventions for decades. As such, randomized control trials were preferred for outcome evaluation. However, some evaluators disagree with the validity typology's argument that randomized controlled trials as the best design…