1. Department of Practical Theology, Protestant Theological University, Amsterdam, Netherlands
2. Driestar Christian University for Teacher Education, Gouda, Netherlands
3. Evangelische Theologische Faculteit, Leuven, Belgium
4. Christian University of Applied Sciences, Ede, Netherlands
5. Faculty of Humanities, Utrecht University, Utrecht, Netherlands
6. Department of Practical Theology, Stellenbosch University, Stellenbosch, South Africa