Teacher effectiveness is low in many developing countries. How can it be improved? We show that understanding teacher beliefs may be an important but overlooked part of the puzzle. Our review of recent evidence shows that teacher beliefs can impact student outcomes directly; they can also...

Many teachers in low- and middle-income countries lack the skills to teach effectively, and professional development (PD) programs are the principal tool that governments use to upgrade those skills. At the same time, few PD programs are evaluated, and those that are evaluated show highly...

Over the course of just two years, at least six reviews have examined interventions that seek to improve learning outcomes in developing countries. Although the reviews ostensibly have the same objective, they reach sometimes starkly different conclusions. The first objective of this paper is to...

Over the course of just two years, at least six reviews have examined interventions that seek to improve learning outcomes in developing countries. Although the reviews ostensibly have the same objective, they reach sometimes starkly different conclusions. The first objective of this paper is to...

Many educational interventions boost outcomes for girls in settings where girls face educational disadvantages, but which of those interventions are proven to function effectively at large scale In contrast to earlier reviews, this review focuses on large-scale programs and policies-those that...