Policy Publications

Search our database of policy briefcases and bulletins. Briefcases summarize the results and policy recommendations from one randomized evaluation, while bulletins synthesize the broader policy lessons emerging from multiple evaluations on the same topic.

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Mixed Christian and Muslim amateur soccer league groups greet each other before a game.

Improving tolerance through soccer in post-ISIS Iraq

Last Updated:
Last Updated:
September 29, 2021
  • Salma Mousa
Promoting positive and cooperative contact helped Iraqi Christians displaced by ISIS build tolerance toward Muslim peers after conflict, but these effects did not generalize to the broader Muslim community.
Sule Alan talks to children in a classroom in Turkey.

Understanding Each Other: Improving Inter-Ethnic Cohesion in Schools in Turkey

Last Updated:
Last Updated:
August 4, 2020
  • Ceren Baysan
  • Mert Gumren
  • Elif Kubilay
An interactive classroom program encouraging students to consider one another’s perspectives in Turkey lowered peer violence, improved relationships between refugee and Turkish students, and increased prosocial behaviors like trust, cooperation, and altruism.
Youth in safety vests painting a wall

Stopping a Bullet with a Summer Job

Last Updated:
Last Updated:
March 12, 2018
Summer youth employment programs that provided minimum wage summer jobs to mainly disadvantaged youth in New York City and Chicago reduced arrests for violent crimes, incarceration, and premature deaths.
Young men participate in BAM exercise

Practicing Choices, Preventing Crime

Last Updated:
Last Updated:
June 1, 2017
Cognitive behavioral therapy helped young men in cities in Liberia and the United States become more focused on the future, reducing criminal and violent behavior and increasing graduation rates when delivered in school.

Moving to Opportunity

Last Updated:
Last Updated:
May 1, 2015
Neighborhoods matter for the well-being of residents. Helping families with young children living in high-poverty housing projects to move to lower-poverty neighborhoods improves the later-life outcomes for the children and may reduce the intergenerational persistence of poverty.