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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

The Impact of a Quiz-Style Information Campaign on Covid-19 Prevention in the United States

Researchers are measuring the impact of a quiz-style information campaign on people’s learning and adherence to Covid-19 health protocols. This study is part of a three-country research in the United States, Ghana, and Zambia program aiming to generate evidence on the best strategies to effectively...

Improving Student Learning through Classroom Technology Adoption in Pakistan

Waqas Halim
Umar Saif
Researchers partnered with the Government of Pakistan to conduct two parallel randomized evaluations to test the impact of providing supplemental teaching materials on the quality of student learning and teachers’ effectiveness. Overall, the eLearn Classroom intervention improved student achievement...

Leveraging Local Governments to Support Rice Mechanization in India

Working with local government leaders and agricultural extension agents, the researcher is conducting a randomized evaluation to test the impact of promoting a mechanization technology. Uniquely, the researcher will closely track how employment shifts for women who formerly did the mechanized work.

Welfare Impacts of Micro-Loans in Nigeria

In Nigeria, researchers worked with a financial service provider to evaluate the impact of digital loans on welfare. Being approved for the loans increased subjective well-being after three months, for applicants who normally would have been denied.

Energy Efficiency in Groundwater Extraction for Agriculture in Bangladesh

Researchers conducted a randomized evaluation to test the impact of providing subsidies for a soil monitoring technology on the electricity used to pump groundwater to agricultural fields in rural Bangladesh. They found that the technology reduced the amount of electricity used for irrigation, but...

Messaging Strategies to Promote Safe Water and Hygiene in Bangladesh

Kaniz Jannat
David Levine
Thomas Polley
Leanne Unicomb
Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...

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.

Video-Mediated Agricultural Extension to Increase Technology Adoption Among Farmers in Ethiopia

Gashaw Abate
Simrin Makhija
David J. Spielman
Researchers conducted a randomized evaluation to test the impact of a video-mediated extension approach on the uptake of technologies recommended by the Ethiopian Ministry of Agriculture. The video-mediated instruction increased uptake through improved access to extension and farmer knowledge but...