The Military Association of Atheists and Freethinkers is a support organization for nontheists in the armed forces.

The Institute for Humanist Studies is based in Washington D.C., and aims to promote “humanism, a nonreligious philosophy based on reason and compassion. IHS advances human rights, secular ethics and the separation of religion and government through advocacy, innovation and collaboration.” Contact administrator Maggie Ardiente.

Atheist Alliance International (AAI) is a global federation of atheist and freethought groups and individuals, committed to educating its members and the public about atheism, secularism and related issues. It is based in California and has a list of affiliates.

The American Humanist Association is based in Washington D.C. and includes state chapters. The AHA definition of humanism encompasses a variety of nontheistic views including atheism, agnosticism, rationalism, naturalism and secularism.

The Secular Coalition for America was founded in 2005 as the “only organization in the nation whose primary purpose is lobbying Congress on behalf of atheists, humanists, freethinkers, and other nontheistic Americans.” The SCA is endorsed and supported by numerous secularist groups.

Zahid H. Bukhari directs the American Muslim Studies Program at the Prince Alwaleed bin Talal Center for Muslim-Christian Understanding at Georgetown University in Washington, D.C. Previously, he directed the Muslims in the American Public Square Project, which looked at the contribution and role of Muslims in American public life. He also directs the Center for […]

Akbar S. Ahmed is a professor of comparative and regional studies and professor of international relations at American University in Washington, D.C., where he holds the Ibn Khaldun Chair of Islamic Studies. He has advised world leaders on Islam and was formerly High Commissioner of Pakistan to Great Britain. He has engaged in public dialogues with […]

For statistics, see the Center for Applied Research in the Apostolate at Georgetown, the nonprofit research organization that conducts social scientific studies for the Catholic Church.

The Rev. Thomas J. Reese is a Jesuit priest and senior analyst for Religion News Service. He writes and comments widely on Catholic culture and politics. He is the author of Inside the Vatican: The Politics and Organization of the Catholic Church.