Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 25-32 of 255

Reducing Administrative Burden for Postpartum Individuals Accessing Primary Care in the United States

Mark Clapp
Ishani Ganguli
Kaitlyn James
Pichliya Liang
Alaka Ray
Researchers evaluated the impact of auto-scheduling appointments with targeted messages and nudge reminders on primary care engagement within four months after delivery for postpartum individuals with diabetes, hypertension, mental illness, or obesity in the United States. Individuals who received...

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...

Using Microcredit and Family Planning Services to Increase Contraceptive Use in Ethiopia

Jaikishan Desai
In Ethiopia, researchers tested whether linking microcredit and family planning services could increase contraceptive use more than either program in isolation. Neither the linked program nor the isolated programs had any detectable impact on contraceptive awareness, use, or intention to use.

The Economic, Health, and Psychological Effects of Health Insurance and Unconditional Cash Transfers in Kenya

Justin Abraham
Matthieu Chemin
Chaning Jang
Researchers evaluated the effects of a free health insurance policy and UCTs of the same value on the economic, health, and psychological outcomes of informal workers in Kenya. Participants who received health insurance self-reported reduced stress and had lower cortisol levels; UCTs led to fewer...

The Impact of Mobile Money on the Purchase of Improved Sanitation Services in Senegal

Molly Lipscomb
The proliferation of mobile money across low- and middle-income countries has led to increased availability of mobile payment systems, which can potentially allow more flexible payment terms for customers. Subsidies increased the use of mechanized desludgings, while pre-paid deposit requirements had...

School-Based Nutrition Programs to Improve Child Health in India

Saurabh Mehta
Priya Mukherjee
Hannah Ruebeck
Gauri Kartini Shastry
Researchers conducted an evaluation to test the impact of introducing a second school-based nutrition program, and monitoring these two programs, on child nutrition and program implementation. Results showed that high intensity monitoring improved the implementation of the government’s iron and...

Improving Preschool Quality in Colombia

Lina Cardona-Sosa
Sonya Krutikova
Marta Rubio-Codina
Researchers evaluated two approaches to improving the quality of Colombian preschools. Providing additional resources to preschools for materials and new staff did not benefit children’s development and, unintentionally, led teachers to reduce their involvement in classroom activities. However, the...

Mask Up! Testing strategies to increase mask use in Kenya

Aleksandra Jakubowski
Michael Walker
Although conflicting recommendations have been issued, recent evidence suggests that face masks may significantly reduce the spread of SARS-CoV-2. However, questions remain on how to effectively promote mask adoption. Research are conducting a randomized evaluation to evaluate the impact of free...