Andrew Chandler is Director of the George Bell Institute and Reader in Modern History at the University of Chichester, UK. He is the author of several books, including The Church and Humanity: The Life and Work of George Bell, 1883-1958 (2012), The Church of England in the Twentieth Century (2005) and Brethren in Adversity: George Bell and the Crisis of German Protestantism (1997).

Gerhard Ringshausen is Professor Emeritus at the University of Lüneburg, Germany. He is the author of a succession of studies of German church history and has specialized for many years in questions relating to religion and resistance in the Third Reich. He is a longstanding member of the board of Kirchliche Zeitgeschichte/Contemporary Church History.