William W. Emilsen was an associate professor of church history in the School of Theology at Charles Sturt University until his retirement in 2015. He is the author of Fighting Spirit: A History of Christianity at Warruwi, Goulburn Island (2016) and Charles Harris: A Struggle for Justice (2019). Patricia Curthoys is a professional historian and an associate of the Centre for Applied History at Macquarie University.