John D and Catherine T MacArthur Foundation

The John D. and Catherine T. MacArthur Foundation is a prominent philanthropic organization based in Chicago, established in 1978. With an endowment of approximately $7.6 billion, it focuses on addressing critical global challenges through strategic grantmaking and impact investments, totaling around $260 million annually. The Foundation aims to build a more just, verdant, and peaceful world by supporting creative individuals, effective institutions, and influential networks.

Key initiatives include the MacArthur Fellows Program, which awards substantial grants to individuals demonstrating extraordinary creativity, and the 100&Change Competition, which offers a $100 million grant to a single proposal aimed at solving a significant problem. The Foundation also makes strategic investments in areas like climate change and criminal justice reform, and it supports local initiatives in Chicago to promote inclusion and equity. Through its various programs, the MacArthur Foundation plays a vital role in funding innovative solutions to pressing social and environmental issues worldwide.