Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 98 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 193-200 of 310

Teaching Patience in Classrooms for Improved Student Decision-making and Behavior in Turkey

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Certification, Teacher Effectiveness, and Student Learning in the United States

Steven Cantrell
Jon Fullerton
Thomas Kane
Douglas Staiger
Three young men try on glasses

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

Paul Glewwe
Jongwook Lee
Kristine West
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Summer Jobs Reduce Violence Among Youth Facing Barriers to Opportunity in the United States

Marianne Bertrand
Jonathan Davis
Sara Heller
A family operates their market stall together in Nicaragua.

The Impact of Cash Transfers on Early Childhood Health and Cognitive Development in Nicaragua

Karen Macours
Norbert Schady
Renos Vakis
In Nicaragua, researchers examined the impact of a national conditional cash transfer (CCT) program on early childhood health and development. They found that the program caused substantial and lasting improvements in child health and development outcomes. However, it seems that program components...

Teacher and Student Motivation, Family Participation, and Student Achievement in Rural Udaipur, India

In an ongoing evaluation, researchers are studying the relationship between teacher and student motivation, family participation, and student achievement in rural non-formal education (NFE) centers.
Students on computers

Helping Students Change their Mindsets in Norway

Eric Bettinger
Sten Ludvigsen
Mari Rege
Ingeborg Foldøy Solli
David Yeager
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Limiting Learning Loss using Phone-based Programming during Covid-19 in Botswana

Noam Angrist
Peter Bergman
Caton Brewster
Moitshepi Matsheng
Working in Botswana, researchers rapidly evaluated a phone-based remote learning program aimed at keeping children engaged with math during the Covid-19 pandemic. Students who received weekly SMS messages and phone calls to review math exercises increased their math skills after twelve weeks, while...