Jürgen Moltmann is professor emeritus of systematic theology at the University of Tübingen, Germany. He is the author of more than twenty books with Fortress Press, including The Crucified God (1973), Theology of Hope (1993), and The Spirit of Life (2001).
Margaret Kohlattended Oxford University and specialized in translating German theology after moving to Germany. She lives near Munich.
Richard Bauckham is professor emeritus at the University of St. Andrews, Scotland. In 2009 he was awarded the Michael Ramsey prize for his book Jesus and the Eyewitnesses, and in 2010 the Franz-Delitzsch Award for a volume of collected essays, The Jewish World around the New Testament (2010).