Funder: MacArthur Foundation
Due Dates: Closed (No longer accepting proposals)
Funding Amounts: Past awards ranged from ~$500,000–$1M+ per project; over $400M total invested since 2013
Summary: Supports local reforms and research to reduce jail populations and address racial and ethnic disparities in the U.S. criminal justice system.
Key Information: This program has made its final grants and is not accepting new applications.