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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

Priming Adverse Events and Reports of Depression in Nigeria

Kevin McGee
Gbemisola Oseni
Julie Perng
Ryoko Sato
Tomomi Tanaka
Renos Vakis
To better understand how to measure and report depression, researchers randomized the order of questions in a national survey to examine the effect of triggering memories of difficult events, such as conflicts, shocks, and death, on reported levels of depression across households in Nigeria. They...

The Impact of Artificial Intelligence on Learning in Brazil

Lycia Lima
Flávio Riva
Researchers evaluated the learning impacts of using AI systems to score and comment on essays written for Brazil’s national post-secondary admission exam. In schools where AI technology was introduced, teachers were able to provide more frequent individualized feedback to students, and students’...

Reducing Job Search Costs with an SMS-based Messaging App in Rural Tanzania

Dahyeon Jeong
The researcher conducted a randomized evaluation in rural Tanzania to determine the impact of an SMS-based messaging app that connects agricultural workers and employers on wages. He found that the SMS-based messaging app reduced wage spread within villages–meaning employers paid a wage closer to...

The Impact of Government Subsidies on Private Secondary School Performance in Uganda

Pierre De Galbert
Shwetlena Sabarwal
Researchers partnered with the Ugandan government to evaluate the impact of a public private partnership (PPP) program with low-cost private secondary schools on absorbing large increases in secondary school enrollment in Uganda. The PPP program led to both greater private school enrollment and...

Disseminating Flood Warnings to Increase Disaster Preparedness in India

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.

Climate Action Outreach by Democrats in an Online Network in the USA

Lucy Page
Hannah Ruebeck
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...

The Impact of School-based Cognitive Behavioral Therapy on High School Dropout Rates in Mexico

Ciro Avitabile
Janina Cuevas
Rafael de Hoyos
In Mexico, researchers evaluated a math tutoring intervention and a cognitive behavioral therapy-based (CBT) program that aimed to encourage students to slow their decision-making processes and to improve academic readiness for secondary school students at risk of dropping out. The study found mixed...