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In India, researchers measured the impact of providing vouchers to attend private schools on student learning. Students who won vouchers had test scores that were 0.13 standard deviations higher across all subjects.

Researchers are conducting a randomized evaluation to test the impact of providing flood early warnings to rural households through smartphone alerts and community volunteers on their flood preparedness and responsiveness, as well as post-flood health and economic outcomes.

Researchers conducted a randomized evaluation to study if Democratic climate advocates recruit others for climate advocacy and whether they reach out across party lines to increase bi-partisan support. While Democrats were motivated to mobilize others to email Congress on climate action, they were...

Researchers evaluated the impact of different approaches designed to increase latrine coverage on actual latrine coverage, investment in hygienic latrines, and the prevalence of open defecation.