"Public Agenda is a nonprofit, nonpartisan organization working to strengthen our democracy’s capacity to tackle tough issues." "The Public Agenda's Choicework Discussion Starters outline several approaches to solving specific public policy problems, along with the pros, cons and trade-offs of each choice."
Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other data-driven social science research.
"The National Conference of State Legislatures is a bipartisan organization that serves the legislators and staffs of the nation's 50 states, its commonwealths and territories. NCSL provides research, technical assistance and opportunities for policymakers to exchange ideas on the most pressing state issues."