Making evidence-based decisions in schools seems like an impossible task when hundreds of activities are available, the evidence base fails to address most of them, and budget deadlines are immovable. In addition, different stakeholders hold different views on what it means for a program, strategy, or intervention to "work." Fiona…

Under both No Child Left Behind and the Every Student Succeeds Act, school leaders have been mandated to employ data-driven decision-making (DDDM) to diagnose student needs, implement targeted supports, and design school improvements. However, district administrators tasked with developing principals' DDDM capacity face a tough road. The authors…

Responding to a critique of their earlier article, authors Levin and Meister, joined by Glass, attempt to clarify some of the issues and to correct implicit misunderstandings in the critique, while detailing the application of cost-effectiveness to educational interventions. Twenty footnotes are appended. (IW)