Os Guinness is an author and social critic. He has written or edited more than thirty books. Since moving to the United States in 1984, Os has been a Guest Scholar at the Woodrow Wilson Center for International Studies, a Guest Scholar and Visiting Fellow at the Brookings Institution, and Senior Fellow at the Trinity Forum. His latest book is The Magna Carta of Humanity: Sinai’s Revolutionary Faith and the Future of Freedom. He lives with his wife Jenny in the Washington DC area.