In recent years, a consensus has emerged among researchers that teacher quality matters enormously for student performance. Students taught by more-effective teachers learn substantially more over the course of the year than students taught by less-effective teachers. Yet little is known about what makes for a more-effective teacher. Most research…

Most studies focus on the effects of charter attendance on short-term student achievement (test scores), using either data sets that follow students over time or random assignment via school admission lotteries to control for differences between students in charter and traditional public schools. Beyond measuring achievement effects, however,…

Gender gaps in educational outcomes are a matter of real and growing concern. It has been known for a long time, since the 1970s, that girls outscore boys in the National Assessment of Educational Progress (NAEP) reading tests, while boys tend to outperform girls in math and science. Boys are increasingly less likely than girls to attend college…