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In a series of three evaluations throughout the United States, researchers evaluated the effect of group composition on individual participants’ political views. They found little evidence that the ideological and demographic complexion of the group influenced post-discussion opinions.

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 tested the impact of non-partisan Spanish-language radio campaigns on Latinx voter turnout in the November 2006 congressional elections. These radio advertisements significantly increased Latinx voting rates.

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...

Youth living in poor urban areas face a number of psychological and social barriers to finding work. In France, over 40 percent of these youth are unemployed, twice as much the national youth unemployment rate. Researchers partnered with the French Public Employment Services to test the...

Many smallholder farmers in sub-Saharan Africa do not use basic agricultural technologies to improve crop quality. In the Senegal River Valley, researchers tested whether receiving advance information on a market reform—introducing quality labels for onions and selling by weight—would lead to...

Herders may change their herding practices to better sustain the land if they own rights to it, which could also translate into bigger and healthier animals, and more income for the herders. In this study, carried out near two cities in Mongolia, researchers evaluated the impact of private property...