Conservation and Sustainable Development
MacArthur's conservation grantmaking aims to preserve ecosystems and species and to promote development that respects the environment.
Human Rights and International Justice
MacArthur seeks to strengthen human rights protections, advance government accountability, and improve the reach and quality of justice.
Population and Reproductive Health
The Foundation’s population and reproductive health grantmaking has two goals: to reduce maternal mortality and morbidity; and to advance young people’s sexual and reproductive health and rights. Geographic priorities are India, Mexico, and Nigeria.