- Educational Policy Institute
- American Council on Education
- The Century Foundation
- Child Trends
- Institute for Higher Education Policy
- The Education Trust
- The Annie E. Casey Foundation
- MDRC
- Council of the Great City Schools
- Center on Education Policy
- The Teaching Commission
- Public Education Network
- Association for Supervision and Curriculum Development
- The Education Schools Project
- Eldis Collection from the Institute of Development Studies, Sussex.
- National Council on Teacher Quality