# John D. and Catherine T. MacArthur Foundation

> private foundation (US)

**Wikidata**: [Q1424691](https://www.wikidata.org/wiki/Q1424691)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/MacArthur_Foundation)  
**Source**: https://4ort.xyz/entity/john-d-and-catherine-t-macarthur-foundation


## References

1. GRID Release 2017-01-10
2. [Source](https://www.epip.org/institutional_members)
3. [Source](https://independentsector.org/wp-content/uploads/2025/04/March-2025-Member-List.pdf)
4. [Source](https://www.macfound.org/about/our-history/)
5. ROR release v1.19
6. Freebase Data Dumps. 2013
7. Google Knowledge Graph
8. [Source](https://figshare.com/articles/GRID_release_2015_12_14/2010108)
9. GRID Release 2016-12-06
10. Quora
11. [Source](https://snaccooperative.org)
12. Aligned ISNI and Ringgold identifiers for institutions
13. [Source](https://www.macfound.org/social)
14. Microsoft Academic Knowledge Graph
15. National Library of Israel Names and Subjects Authority File
16. YouTube API
17. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)