Class size is one of the small number of variables in American K-12 education that are both thought to influence student learning and are subject to legislative action. Legislative mandates on maximum class size have been very popular at the state level. In recent decades, at least 24 states have mandated or incentivized class-size reduction…

It is difficult to make a clear impact statement about charter schools. Much of the available research is equivocal, and many important questions related to the impact of charter schools remain unanswered. Researchers have primarily examined four general topics with respect to the impact of charter schools; (1) Do charter schools raise student…

This investigation documents the impact of the Van Leer Study, a large-scale evaluation study of achievement in the primary schools of Israel. It is intended to increase understanding of the process of evaluation utilization, showing how evaluation findings and other kinds of information can work together, over time and in a variety of ways, to…