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Parcourez les articles de presse, médias en ligne, blogs, podcasts et vidéos sur notre travail et la recherche de nos affiliés, ainsi que nos communiqués et lettres d'information, par année. Nous invitons les médias à nous contacter par courriel

Pricing Schemes and Irrigation Techniques for Water Conservation and Farm Profits in Bangladesh

Researchers conducted two randomized evaluations in Bangladesh to study the impact of a new irrigation method and different pricing schemes on water use and conservation. The new irrigation method reduced water consumption and costs for farmers who were already paying for water by the hour, or by...

Principal Training to Improve Student Achievement in Puerto Rico

Researchers are evaluating the impact of changes in school management practices on student outcomes over time by introducing a large-scale principal training program for school directors in Puerto Rico and testing different strategies to sustain improved management practices after the program.

Scripted Teacher Lessons on Student Learning in Chile

Researchers partnered with the Chilean Ministry of Education to evaluate the impact of pre-packaged classroom materials and standardized directions for teachers on teaching quality and student learning. The program improved student learning outcomes substantially, with equal benefits for both boys...

The Impact of Targeted Mailers to Re-Engage US Voters with Criminal Convictions

Laurel Eckhouse
Eric Foster-Moore
Allison Harris
Hannah Walker
Researchers evaluated the impact of targeted mailings encouraging people with criminal records to register to vote on voting behavior in North Carolina. Mailers increased both voter registration and general election turnout among people with past criminal convictions.