The Brookings Institution is a nonprofit public policy organization which conducts and disseminates independent research. Research Topics include arms control, children and families, crime, economic development, global health, k-12 education, and social issues. Some reports must be purchased.
The Council on Foreign Relation is an independent, membership organization, think tank, and publisher. It researches and publishes information about a variety of topics such as democracy and human rights, health, international peace and security, and society and culture.
The Urban Institute "gathers data, conducts research, evaluates programs, offers technical assistance overseas, and educates Americans on social and economic issues." Research areas include economy; education; health and healthcare; employment; immigrants; and race, ethnicity, and gender.
The Pew Research Center uses "impartial, fact-based public-opinion polling and other research tools to track important issues and trends." The Center's research covers multiple topics in the social sciences field including: demography, economics, immigration, politics, religion and social trends.