Peter White is an Associate Professor and Head of Department at the Faculty of Theology, Stellenbosch University, South Africa.

Martina Björkander is a Docent of Practical Theology, especially Pentecostal studies, and a researcher at the Polin Institute, Åbo Akademi University, Finland.

Elias Kifon Bongmba holds the Harry and Hazel Chavanne Chair in Christian Theology and is Professor of Religion at Rice University, USA.