About the Author
Hans Kung is Emeritus Professor of Ecumenical Theology at the University of Tubingen and President of the Global Ethic Foundation. He is the author of numerous best selling books including On Being a Christian (Harper Collins).
Karl-Josef Kuschel is Professor at the University of Tübingen. He is one of the leading liberal Catholic theologians in Germany and is a younger colleague and former pupil of Hans Küng.