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Browse news articles about J-PAL and our affiliated professors, and read our press releases and monthly global and research newsletters. For media inquiries, please email us.

Mobilizing Group Membership: The Impact of Personalization and Social Pressure Emails in the United States

James N. Druckman
This study evaluated the efficacy of three different types of emails in encouraging group membership: an impersonal email, a personalized email, and a personalized email that included an element of social pressure. Researchers found that membership increased most among recipients of the social...

The Impact of Free Tuition Program Design on College Applications and Enrollment in the United States

Elizabeth Burland
Katherine Michelmore
Shwetha Raghuraman
Researchers investigated how two different free tuition programs for low-income students affected application and enrollment to the University of Michigan. An unconditional offer substantially increased application and enrollment while a conditional offer had a much smaller effect on applications...

The Effects of Canvassing, Phone Calls, and Direct Mail on Voter Turnout in the United States

Researchers examined the effects of personal canvassing, phone calls, and direct mail on voter turnout shortly before the 1998 general election in the US city of New Haven. Personal canvassing had a far greater influence on voter participation than three pieces of professionally crafted mail...

Reintegrating Incarcerated Felons into the Political System in the United States

Daniel Biggers
David Hendrey
Gregory A. Huber
Marc Meredith
Researchers evaluated the impact of mailings that informed people with a record of felony conviction of their eligibility to vote on political participation. The mailing increased political participation, particularly among individuals that were active voters prior to incarceration.

The Impact of Farmer Managed Natural Regeneration and Formalized Land Rights on Reforestation and Crop Yields in Niger

Jules Bayala
Ariel BenYishay
Ibrahim Ouattara
Jessica Wells
Leigh Anne Winowiecki
Researchers are evaluating the impact of Farmer Managed Natural Regeneration and formalized land rights on reforestation and crop yields.

Providing Agricultural Inputs in the Democratic Republic of Congo

Sylvie Lambert
Margaux Vinez
In partnership with the Ministry of Agriculture of the Democratic Republic of Congo and the World Bank, researchers are investigating how subsidizing the cost of and access to improved seeds affects smallholder farmers’ take-up of improved seeds, their short-term agricultural productivity, and...

The Impact of Informational Interventions about Police Alternatives on Police Reliance in the United States

Meghna Baskar
Tony Cheng
Rei Mariman
Researchers conducted a randomized evaluation to test the impact of providing information about police alternatives on individuals' reported likelihood of calling the police and a follow-up randomized evaluation to understand key public-safety stakeholders’ receptiveness of police alternatives. The...

Improving Yields and Health through a High-Yielding Rice Variety (NERICA) in Sierra Leone

Improved crop varieties have the potential to produce higher yields than traditional varieties, but rural farmers often do not have the knowledge to properly grow these crops. Researchers seek to understand how providing different amounts of training on how to cultivate NERICA-3, a high-yield but...