What We're Learning

We are committed to sharing the results of our grantmaking and the lessons we learn as we carry out our work. We believe it is important to evaluate and reflect regularly, study the findings of research and reports generated with our support, and communicate the results with those in the field and with the public.Read more about our learning philosophy

Now Showing Type: Grantee Research

Post-Conflict Bird Tourism Could Bring Economic Benefit to Colombia

An analysis by the Conservation Strategy Fund finds that more than 278,000 North American bird watchers are interested in visiting Colombia, following a 2016 peace agreement between the government and FARC guerrillas. More

Analysis Finds Pennsylvania’s Methane Emissions Nearly Five Times Higher Than State Figures

Methane emissions from Pennsylvania’s oil and gas sites may be more than five times higher than what oil and gas companies report to the Pennsylvania Department of Environmental Protection, according to an analysis by the Environmental Defense Fund.  More

Defining Civic Media Practice

A report by the Engagement Lab at Emerson College examines how civic innovators are using media and technology to counter increasing distrust in institutions such as government and media. More

Racial Disparities in Jail Incarceration Rates Narrow, Though Large Disparities Still Persist

A report by the Vera Institute of Justice finds that while black people are still overwhelmingly overrepresented in local jails nationally, black incarceration is falling while white incarceration is on the rise. More

Report Details Benefits of Energy Efficiency for Low-Income Americans

A report by the Environmental Defense Fund outlines the widespread benefits of low-income energy efficiency programs and concrete steps that states can take as they continue to implement climate solutions. More

Dam Projects Impacting Amazon Ecosystem

The Amazon's ecosystem is being rapidly altered by a wave of new hydropower development, according to a report by the Florida International University Insitute of Water and Environment. More

Assessing Attitudes on Local Justice Systems

A nationwide poll supported by MacArthur found that more than one in three Americans believe rehabilitation and treatment are the primary purposes for jail, as opposed to punishment.  More

Facial Scans at U.S. Airports Violate Americans’ Privacy, Report Says

A report by the Center on Privacy and Technology at Georgetown Law warns of the potential dangers and ineffectiveness of facial recognition scanning soon to rollout at airports nationwide.  More

The Incidence of Abortion and Unintended Pregnancy in India

A report by the Population Council and the Guttmacher Institute finds that almost half of the 48.1 million pregnancies that occur in India each year are unintended, and two thirds of all unintended pregnancies end in abortion. More

Growth in Rental Housing Market May be Coming to End

A decade of growth in the rental housing market may be coming to an end, according to the 2017 America's Rental Housing report by the Harvard Joint Center for Housing Studies.  More