Kevin Wagner is a lecturer in theology at the University of Notre Dame, Australia-Sydney, specializing in early church history and Scripture.
Peter John McGregor is a lecturer in theology and spirituality at the Catholic Institute of Sydney.
M. Isabell Naumann ISSM is a member of the Secular Institute of the Schoenstatt Sisters of Mary (ISSM). She is the president of the Catholic Institute of Sydney (Ecclesiastical Faculty of Theology) and a member of the International Theological Commission.