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Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...

Researchers conducted a randomized evaluation to test the impact of a video-mediated extension approach on the uptake of technologies recommended by the Ethiopian Ministry of Agriculture. The video-mediated instruction increased uptake through improved access to extension and farmer knowledge but...

Researchers worked with an airline to test the impact of different types of information and incentives on pilots’ productivity, as measured by pilots’ implementation of fuel-saving practices. Provision of personalized targets for achieving these fuel-saving practices led pilots to implement them...

Researchers evaluated the impact of financial incentives, public health video messages, and access to a vaccine scheduling link on Covid-19 vaccination intentions and vaccine take-up in the United States. None of the interventions led to increases in vaccine take-up after thirty days. In a...

Researchers evaluated the impact of creating schools offering four years of primary education, in lieu of the government, on early grade reading and math skills in rural Guinea Bissau. The intervention led to substantial improvements in literacy and numeracy.

To test the impact of information on teenagers’ sexual decisions, a “Relative Risk Information Campaign” was conducted in 71 schools to give students information about the distribution of HIV infection rates by age and gender groups and discuss the role of cross-generational sex in the spread of HIV...

Researchers partnered with SKS Microfinance to measure the impact of bundling a health insurance product with microloan renewals on health insurance take-up, and health care use and spending. They found that the requirement to purchase health insurance substantially reduced microcredit clients’ loan...

Researchers conducted a randomized evaluation to measure the impact of publicly-funded private primary schools on student enrollment in rural Pakistan. The private school program significantly increased school enrollment, but did not reduce gender disparities among students.