Member of Association Internationale d' Études Patristiques / International Association of Patristic Studies
Deputy Speaker of the Research Training Group 2304: Byzantium and the Euro-Mediterranean Cultures of War. Exchange, Differentiation and Reception (DFG)
Member of the Steering Committee of Leibniz ScienceCampus Mainz; Board of Speakers of Thematic Area 1: Ways of Dissemination and Processes of Appropriation
Board Member of the Top-Level Research Area 40.000 Years of Human Challenges: Perception, Conceptualization and Coping in Premodern Societies (Challenges)
Member of the interdisciplinary working group Kraftprobe Herrschaft (Power under Pressure. Monarchies between Success and Failure)
Member of the editorial board of the series Power under Pressure
Co-editor of the "Zeitschrift für Kirchengeschichte" since 2022.
Member of the editorial board of Welt und Umwelt der Bibel (The World and Environment of the Bible)
Expert activities for several committees und publication media
Member of the advisory board of Görres-Gesellschaft
Member of Agenda. Forum Katholischer Theologinnen e.V.
Member of Institut für Geschichtliche Landeskunde an der Universität Mainz e.V.
Positions in University administration
Dean of the Departement 01: Catholic Theology and Protestant Theology (since May 2023)
Dean of the Faculty of Catholic Theology (since October 2021)
Vice-president of the Gutenberg Graduate School of the Humanities and Social Sciences (GSHS)
Member of the faculty council of the Faculty of Catholic Theology
Member of the faculty committee of Faculty 01: Catholic Theology and Protestant Theology
Chairperson of the Habilitation Committee since 2021
Chairperson of the Promotion Committee since 2021
Chairperson of the Licentiate Examination Committee since 2021
Chairperson of the Examination Committee for the Magister Theologiae program since 2021, member since 2014
Chairperson of the Budget and Structure Committee since 2021, member since 2014
Chairperson of the Language Examination Committee since 2021, member since 2011
Member of the examination board of the degree program Magister Theologiae (Mag. Theol.)
Member of the Committee for the Teacher Education Master's program since 2021
Member of the Committee for the Teacher Education Bachelor's program since 2021
Past Activities
Member of the Scientific Network Power under Pressure. (Re-)constructions of the Figure of the Pre-modern Ruler between Challenges and Contentions (DFG) (2020-2022)
Member of the Executive Board of the JGU Profile Area: 40,000 Years of Human Challenges: Perception, Conceptualization and Coping in Premodern Societies (Challenges) (2020-2021)
Vice-Dean of the Faculty of Catholic Theology (2018-2021)
Consultant of the Glaubenskommission (I) (Deutsche Bischofskonferenz) (2011-2021)
Contributor to the project Antike Sklaverei (Slavery in Antiquity) (Mainzer Akademie der Wissenschaften und der Literatur, Kommission für Geschichte des Altertums) (ended 2012)
Contributor to the key subject area Contact and Discourse within Christianity (Leibniz Association; Research Training Group) (2015 – 2019)
Member of the Graduate School 1728: Theology as a Science (Frankfurt / Mainz / Heidelberg) (2015-2021)
Chairperson of the Examination Committee for the Beifach Katholische Theologie (B. A.) (2013-2021)
Program coordinator for the Beifach Katholische Theologie (2013-2021)
Vice Dean (Prodekanin) of the Faculty of Catholic Theology (2018-2021)
Member of the faculty committee for PR / alumni activities (ended Summer 2020)