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Researchers conducted a randomized evaluation to test whether the position of a trained lead farmer within a community’s social network affected other farmers’ decisions to adopt a new agricultural technology in Malawi. Results suggest that having access to multiple lead farmers/central individuals...

Researchers conducted two randomized evaluations to test the impact of coaching teachers on integrating CAL in their elementary and middle school mathematics instruction in two large, diverse school districts in the United States. The intervention led to improved math performance in one evaluation...

In Sierra Leone, researchers are testing whether price subsidies and agricultural extension training can reduce the costs of early adoption, and whether using the improved seed varieties will ultimately benefit poor farmers.

Researchers assessed the impact of outreach on Medicaid retention; outreach messages provided a reminder to renew as well as information about how to obtain free one-on-one assistance with renewal processes from health insurance navigators. Outreach using pre-recorded calls prevented denials due to...

In Uganda, researchers conducted a randomized evaluation to test the impact of a communication training program targeting mothers on child health investments. The intervention increased spousal discussion about the family’s health, nutrition, and finances.

Researchers conducted a randomized evaluation in Zambia to test the impact of a peer-based information campaign, consisting of SMS messages and small cash incentives, on people’s adherence to Covid-19 health protocols. Participants forwarded public health SMSs when they were encouraged to do so, yet...