Open Society Foundations (OSF), formerly the Open Society Institute, is an international grantmaking network founded by business magnate George Soros. Open Society Foundations financially support civil society groups around the world, with a stated aim of advancing justice, education, public health and independent media. The OSF has branches in 37 countries, encompassing a group of country and regional foundations, such as the Open Society Initiative for West Africa, and the Open Society Initiative for Southern Africa; its headquarters are in New York, New York. Since its founding in 1993, OSF has reported expenditures of over $11 billion. The groups name is inspired by Karl Poppers 1945 book The Open Society and Its Enemies.