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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.

Providing Vision Screening and Free Eyeglasses in Elementary Schools in the United States

Jongwook Lee
Kristine West
Researchers evaluated the impact on educational outcomes of providing enhanced vision services to low-income elementary school children. Providing vision screening and free eyeglasses significantly increased achievement in two of the three districts studied, while screening without the provision of...

Comparing the Impacts of Industrial Jobs and Self-Employment in Ethiopia

In Ethiopia, researchers randomly assigned mostly female jobseekers to receive an industrial job offer or an unconditional cash transfer, meant to spur self-employment. While they found positive impacts of the cash transfers on occupational choice, income, and health in the first year, these effects...

Identifying Effective Teachers in the United States

Daniel McCaffrey
Trey Miller
Researchers evaluated how well different measures of teacher effectiveness predicted student performance in six school districts in the United States. Measures of teacher effectiveness based on student achievement in the previous year, classroom observations, and student surveys accurately...

Clinical Decision Support for Outpatient High-Cost Radiology Ordering in the United States

Bruce Darrow
Joseph Doyle
Joseph Kannry
Madhu Mazumdar
David Mendelson
Researchers are studying the impact of a clinical decision support system on the ordering of high-cost scans.

Improving Electoral Integrity with Information and Communications Technology in Uganda

Clark Gibson
Danielle Jung
Researchers sent letters to polling stations announcing smartphone vote-tally audits to evaluate the impact of audits on electoral irregularities such as non-adherence to transparency regulations and falsified vote tallies. Relative to a comparison group, letters increased the number of polling...

How Messages to Parents Impact Student Performance in Brazil

Nina Cunha
Ricardo Madeira
Researchers conducted a randomized evaluation with 9th graders’ parents in São Paulo to investigate whether weekly messages giving updates on a child’s attendance and effort, or messages emphasizing their importance, better motivated parents. Both types of messages led parents to ask more about...

Encouraging the Use of Formal Financial Services of Garment Workers through the Rollout of an Electronic Payment System in Bangladesh

Martin Kanz
Leora Klapper
Researchers randomly assigned employees at garment factories in Bangladesh to either continue collecting their wages in cash, receive direct deposit wage payments into a payroll account, or receive an account but continued to receive wage payments in cash. Exposure to payroll accounts led to...

Reducing Racial Stereotypes by Encouraging Interaction in South Africa

Researchers studied the effects of a university policy in South Africa to promote racial integration, by randomly allocating incoming students to roommates of a different race. The policy reduced negative racial stereotypes among white students, improved attitudes and behaviors towards members of...