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Browse news articles about J-PAL and our affiliated professors, and read our press releases and monthly global and research newsletters. For media inquiries, please email us.

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.

Laser-Branding Technologies to Increase the Quality of Watermelons in Chinese Markets

Researchers conducted a randomized evaluation to test the impact of different types of labels to signal product quality on sellers’ ability to develop a reputation for consistently selling high-quality watermelons in China. The more expensive laser-cut label influenced sellers to provide higher...

Increasing the Demand for Workers with a Criminal Record in the United States

Workers with criminal records face substantially lower chances of securing employment compared to similar workers without such records. Researchers evaluated the effectiveness of different approaches, including wage subsidies, crime and safety insurance, past performance reviews, criminal record...

Scripted Teacher Lessons on Student Learning in Chile

Marina Bassi
Ana Reynoso
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 Meritocratic Promotions and Pay Progression on Health Care Workers' Productivity in Sierra Leone

Philipp Kastrau
Researchers tested the impact of a meritocratic promotion system and beliefs about pay progression on the productivity of Community Health Workers in Sierra Leone. A combination of meritocracy and the promise of a steep salary increase after promotion led workers to make more health care visits...

Improving Female Labor Force Participation through Flexible, Internet-mediated Gig Work in India

In India, researchers conducted a randomized evaluation to test the impact of a flexible, digital gig work opportunities on women’s labor supply, take uptake of employment opportunities, implications for worker productivity, and women’s interest in future outside-the-home work opportunities. as well...

The Impact of Learning to Teach by Learning to Learn on Student Outcomes in Uganda

Researchers, in partnership with Kimanya Ngeyo Foundation for Science and Education in Uganda, evaluated the impact of a program that trained teachers to learn like scientists: posing questions, framing hypotheses, and using real-world experience wherever possible. Researchers found positive impacts...

The Effect of Incentive-Based Pay in the Weatherization Assistance Program on Energy Efficiency in Illinois

Researchers conducted a randomized evaluation of the Illinois Home Weatherization Assistance Program (IHWAP), which aims to improve energy efficiency in low-income households. The study tested the impact of performance-based pay for contractors implementing air sealing retrofits as part of IHWAP...