John D. and Catherine T. MacArthur FoundationFoundation
John D. and Catherine T. MacArthur FoundationFoundation
The John D. and Catherine T. MacArthur Foundation is a private foundation that supports creative people and effective institutions committed to building a more just, verdant, and peaceful world. Beyond their famous MacArthur Fellows program, the Foundation works across multiple focus areas including defending human rights, advancing global conservation and security, improving urban environments, and understanding technology's impact on children and society. The Foundation operates through various program areas including Big Bets on climate solutions, criminal justice reform, AI opportunity, and local news, alongside enduring commitments to journalism, media, and philanthropy support.