Education
- B.A. in philosophy (Munich School of Philosophy)
- Diploma in catholic theology (Ludwig-Maximilians-Universität in Munich, Université Laval in Quebec and Westfälische Wilhelms-Universität in Münster)
Major fields of study
- Theology of religions of Perry Schmidt-Leukel
- Faith development theory of James Fowler
- Religious judgment development theory of Fritz Oser
- Integral theory of Ken Wilber
