Holder of the Chair of Liturgical Studies at the Faculty of Catholic Theology at the University of Tübingen (since 2020)

First lecturer, then full professor of liturgical studies at the PTH Münster (since 2014)

Habilitation in liturgical studies, award of the venia legendi and appointment as private lecturer at the Catholic Theological Faculty of the University of Erfurt (2009)

Liturgy consultant, later also head of the parish pastoral department in the Diocese of Osnabrück (2001- 2013), since then also assistant to Auxiliary Bishop Johannes Wübbe, Episcopal Vicar for Liturgy and member of the Liturgy Commission of the German Bishops' Conference

Doctorate in Philosophical Fundamental Questions of Theology in Münster (First Reviewer: Prof. DDr. Klaus Müller) (2001)

Studied Catholic theology and philosophy in Frankfurt am Main (PTH St. Georgen), Munich (PH S. J. and LMU) and Münster (WWU)