- AARP Public Policy Institute
- ABT Associates, Inc.
- Annie E. Casey Foundation
- Arise Citizens' Policy Project
- Association of Maternal & Child Health Programs
- Bay Area Council Economic Institute
- Blue Cross Blue Shield of Massachusetts Foundation
- Brookings Institution
- California Endowment
- California Health Care Almanac
- California HealthCare Foundation
- California Pan-Ethnic Health Network
- Center for American Progress
- Center for Economic and Policy Research
- Center for Health Care Strategies, Inc.
- Center for Health Policy at Brookings
- Center for Labor Research and Education at University of California, Berkeley
- Center for Law and Social Policy (CLASP)
- Center for Retirement Research at Boston College
- Center for Studying Health System Change
