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 185-192 of 1272

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

Steven Cantrell
Jon Fullerton
Certified teachers were no more likely than non-applicants to be effective at improving students’ test scores, but were more effective than unsuccessful applicants. Researchers found that estimates of teacher effectiveness based on test scores from previous years were a strong predictor of student...

Digital Monitoring and Health Service Provision in Sierra Leone

In many countries, rural populations access social services through decentralized systems that hire community-based workers with high monitoring needs, leaving little time for supervisors to perform other essential functions. Researchers are evaluating the impact of a phone-based e-monitoring app...

Intensive Case Management to Overcome Barriers to Self-Sufficiency in the United States

Researchers worked with the City of Rochester and local social service providers to evaluate the Bridges to Success program, in which participants were paired with mentors who helped them move towards economic self-sufficiency.

Text Message Reminders Decreased Failure to Appear in Court in New York City

Brice Cooke
Binta Zahra Diop
Alissa Fishbane
Jonathan Hayes
Anuj Shah
Researchers partnered with policymakers in New York City to evaluate the impacts of a redesigned court summons form and text message reminders on failure to appear (FTA) in court. A randomized evaluation found that text message reminders were able to reduce FTA by up to 26 percent, translating to 3...

Reducing Inappropriate Prescribing of Controlled Substances in the United States

Shantanu Agrawal
David Yokum
Researchers tested whether an informative letter campaign could reduce inappropriate prescribing of controlled substances in Medicare Part D. Letters had no detectable effect on prescribing. In ongoing work, researchers are testing alternative versions of letters.

Commitment Contracts for Smoking Cessation in the United States

Daren Anderson
Samantha Horn
Amanda Kowalski
Jody Sindelar
This study will examine whether a combination of positive and negative commitment devices can induce long-term smoking cessation in smokers from a low-to-moderate income background in Connecticut.

The Impact of In-School Application Support on College Application and Enrollment Rates in Canada

Reuben Ford
Researchers studied the impact of an in-school program to provide application assistance at schools where fewer than half of high school seniors typically enter college the following year. Application fee waivers combined with an online tool that provided customized college information boosted...

Randomized Evaluation of the Nurse Family Partnership in South Carolina

Farah Allouch
Samuel Ayers
Alyna Chien
Rebecca A. Gourevitch
Michele R. Hacker
Michelle Woodford Martin
Nicolas Perreault
Slawa Rokicki
Chloe Zera
Annetta Zhou
Researchers are evaluating the impact of an intensive nurse home visiting program for low-income mothers on pregnancy and birth outcomes, child health and development, and future life-courses for the family. The program had no effect on adverse birth outcomes or prenatal outcomes such as health care...