Internationaler bund der Konfessionslosen und atheisten e.V. (International League of Non-Religious and Atheists) advocates for non-religious people in Germany and pushes for a strict separation of religion and state. It is based in Overath.

The Archdiocese of Prague is the administrative branch of the Catholic Church in Prague.

Uto Meier is a professor of religious education at Katholische Universitat Eichstätt-Ingolstadt in Germany. His research focuses on Catholic religious education.

The Martin Buber Institute for Jewish Studies was founded in 1966 at the University of Cologne in Germany. It focuses on the history of Judaism.

The Institute for Jewish Studies at the University of Antwerp in Belgium focuses on the “scientific study of Judaism” from a variety of different academic perspectives. Dr. Vivian Liska is director.

The Institut für Judaistik at the University of Vienna in Austria promotes the research on and teaching of Judaism with the goal of eliminating prejudice and anti-Semitism.

The official website of the Holy See.

Muslim Students’ Association in Germany/Muslim Studenten Vereingingung in Deutschland  is a part of the International Muslim Student Association.

The Islamic Council for the Federal Republic of Germany/Islamrats für die Bundesrepublik Deutschland is an organization that provides networking and support for Muslims in Germany.  The Council is located in Cologne, Germany.