Books | Edited Volumes | Journal Articles | Chapters | Reference Works | Reviews |
Conference Presentations | Science Popularisation


Calixtus I, der Bischof von Rom und der Konflikt um seine Person in der Refutatio omnium haeresium. Vigiliae Christianae Supplements. Leiden/Boston: Brill, forthcoming.

Edited Volumes

The ‘Hippolytus-statue,’ edited by András Handl. Contextualising the Sacred. Turnhout: Brepols Publishers, accepted.

“Migration: Rhetoric and Reality in Late Antiquity.”
Special issue of the Jahrbuch für Antike und Christentum 63 (2020).

Refereed Journal Articles*

Heiligt der Zweck alle Mittel? Legitimationsstrategien von (göttlicher) Gewalt bei Gregor von Tours.Römische Quartalschrift für Christliche Altertumskunde und Kirchengeschichte 116, no. 3-4 (2021): 163-179.

“A Roman Saint on the Move: Relic Migration and the Dissemination of Bishop Callixtus I’s Cult in Rome and in the Carolingian Francia.” Annali di storia dell’esegesi 38, no. 2 (2021): 327-348.

“The Rhetoric Migrant and Migration in Rhetoric. Introduction to the Special Issue.” Jahrbuch für Antike und Christentum 63 (2020): 111-117.

All Roads Lead to Conflict?

“All Roads Lead to Conflict? Christian Migration to Rome circa 200.” Jahrbuch für Antike und Christentum 63 (2020): 118-138.

A heavily bearded philosopher in female underwear

“A Heavily Bearded Philosopher in Women’s Underwear. Deconstructing and Reconstructing the Identity of the ‘Hippolytus-statue’.” Louvain Studies 44, no. 4 (2021): 340-364.

From Slave to Bishop

“From Slave to Bishop. Callixtus’ Early Ecclesial Career and Mechanisms of Clerical Promotion.” Zeitschrift für Antikes Christentum 25 no. 1 (2021): 53–73.

Who was Agrippinus?

(with Anthony Dupont). “Who was Agrippinus? Identifying the First Known Bishop of Carthage.” Church History and Religious Culture 98, no. 3–4 (2018): 344–66.

Tertullian on the Pericope Adulterae

“Tertullian on the Pericope Adulterae (John 7,53-8,11).” Revue d’Histoire Ecclésiastique 112, no. 1–2 (2017): 5–34.

Viktor I. (189?-199?) von Rom

“Viktor I. (189?-199?) von Rom und die Etablierung des “monarchischen” Episkopats in Rom.” Sacris Erudiri 55 (2016): 7–56.

Bishop Callistus I. of Rome

“Bishop Callistus I. of Rome (217?-222?): A Martyr or a Confessor?”
Zeitschrift für Antikes Christentum 18, no. 3 (2014): 390–419.

Refereed Chapters*

“Reliquienimport und Krisenbewältigung. Episkopale Netzwerke des Papstes Symmachus und die Dynamik der Einbürgerung nicht-römischer Heiliger in Rom” In Importreliquien, edited by Adrian Bremenkamp, Tanja Michalsky, and Norbert Zimmermann. Palilia 36. Wiesbaden: Harrassowitz, forthcoming.

Reinvented by Julius, Ignored by Damasus. Dynamics of a Bishop-Martyr’s Cult in Late Antique Rome.” In Interacting with Saints in the Late Antique and Medieval Worlds, edited by Robert Wiśniewski, Bryan Ward-Perkins, and Raymond Van Dam, 141-159. Hagiologia. Études Sur La Sainteté et l’hagiographie – Studies on Sanctity and Hagiography 20. Turnhout: Brepols, 2023.

Praxeas und die Ausbreitung des ‘Monarchianismus’ in Rom zwischen Migration, innerchristlichen Konflikten und der Entstehung der ‘Orthodoxie’.” In Why We Sing: Music, Word, and Liturgy in Early Christianity. Essays in Honor of Anders Ekenberg’s 75th Birthday, edited by James A. Kelhoffer, Barbara Crostini, and Carl Johan Berglund, 250-282. Vigiliae Christianae Supplements 177. Leiden/Boston: Brill, 2022.

(with Gert Partoens). “Two Anonymous Preachers on the ‘Woman Taken in Adultery’: S. Mai 8 and an Unedited Homily in a Manuscript from Moissac.” In Latin Anonymous Sermons from Late Antiquity and the Early Middle Ages (AD 300-800) Classification, Transmission, Dating, edited by Matthieu Pignot, 165-192. Instrumenta Patristica Mediaevalia 86. Turnhout: Brepols Publishers, 2021.

“Globale Strategie oder Belange lokaler Verwaltung? Anmerkungen zu den bischöflichen Dekreten im vorkonstantinischen Abschnitt des Liber Pontificalis.” In Das Buch der Päpste: Der Liber Pontificalis – ein Schlüsseldokument europäischer Geschichte, edited by Klaus Herbers and Matthias Simperl, 78–94. Römische Quartalsschrift Supplementbände 67. Freiburg Wien: Herder, 2020.

Different Confessions, Different Visions of Heaven? Visual Eschatology, Cross-Confessional Conformity and Confessional Identity Marking in the Picture Motet ‘The Adoration of the Lamb’ and in Its Reception.” In Multiplied and Modified. The Reception of the Printed Image in the Fifteenth and Sixteenth Centuries, edited by Grażyna Jurkowlaniec and Magdalena Herman, 248–67. Routledge Research in Art History. London / New York: Routledge, 2020.

Reference Works*

“Section 2C. The Regions Belgica II and Germania I-II.” In Baptisteries of the Early Christian World, edited by Robin Margaret Jensen, Richard Rutherford, and Maxwell Johnson. Leiden / Boston: Brill, (forthcoming).

Bishops of Rome, Pre-Constantinian.” In Brill Encyclopedia of Early Christianity Online, edited by David G. Hunter, Paul J.J. van Geest, and Bert Jan Lietaert Peerbolte. Leiden / Boston: Brill, 2022.


Review of “Dijkstra, Jitse H. F, and Raschle, Christian R., (eds.) Religious Violence in the Ancient World. From Classical Athens to Late Antituity. Cambridge: Cambridge University Press, 2020,“ Augustiniana 71, no. 3-4 (2021): 310-312.

Review of “Sághy, Marianne, Schoolman, Edward M. (eds.), Pagans and Christians in the Late Roman Empire: New Evidence, New Approaches (4th-8th Centuries) (CEU Medievalia 18), Central European University Press, New York (NJ) 2017, x + 371 p.” In: Augustiniana 70, no. 3-4 (2020), 491-493.

Review of “The Popes and the Church of Rome”

Review of “Moorhead, John, The Popes and the Church of Rome in Late Antiquity (Routledge studies in ancient history 8), Routledge, London/New York 2017, xii + 321 p.” Augustiniana 69, no. 2 (2019): 433-439.

Review of “Osten und Westen 400-600 n. Chr.”

Review of “Schulz, Fabian, Föller, Carola (eds.), Osten und Westen 400-600 n. Chr. Kommunikation, Kooperation und Konflikt, (Roma aeterna 4), Franz Steiner Verlag, Stuttgart 2016, ISBN 978-3-515- 10942-0, 316 p.” Augustiniana 67, no. 3-4 (2017): 372-376.

Review of “Agostino. Genio e santo”

Review of “Rosen, Klaus, Agostino. Genio e santo. Una biografia storica, (Grandi profili), Queriniana, Bresica 2016, ISBN 978-88-399-2884-9, 336 p.” Augustiniana 67, no. 3-4 (2017): 370-372.

Review of “Refutation of All Heresies”

Review of “Refutation of All Heresies. Translated with an Introduction and Notes by M. David Litwa. Atlanta (SBL Press) 2016. Writings from the Greco-Roman world 40. LIX, 824 S. $99,95.” Gymnasium: Zeitschrift für Kultur der Antike und Humanistische Bildung 124, no. 1 (2017): 85-87.

Conference Presentations

(2024). “Piecing Together the Past: Insights of the ‘Hippolytus-Statue’ Project.” XVIII International Congress of Christian Archaeology, Belgrad, Serbia, 2-6. September.

(2024). “Natione? Natione! The Origins of Popes in the Liber Pontificalis as Argument in the Ostrogothic Italy.”
XIXth International Conference on Patristics Studies, Oxford, UK, 07-11 August, on invitation.

(2024). „Auctoritas romana? Die Berufung der Päpste auf ‚ihre’ Stadt.“ Rom. Religionskulturelle Transformationen im ersten halben Jahrtausend n. Chr., Georg-August-Universität Göttingen, Germany, 28. February – 01. March, on invitation.

(2023). “Migrating Materiality and the (De)Construction of Hagioscapes: Transregional Relic Translations in Late Antiquity.” Hagio-Scape! How mobility and materiality shaped pre-modern geographies of devotion (400-1700). Norwegian Institute, Rome, Italy, 24-26 May.

(2023). „Place of Origin as an Ethnic Argument? Ethnic and Geographic Traditions in Tertullian’s Oeuvre.“ Research Seminar, Swedish Research Institute in Istanbul (SRII), Turkey, 26. April, on invitation.

(2023). “What was ‘Greek’ about the ‘Greek’ Migrant Popes? Attitudes and Perspectives of the Liber pontificalis.” LOST & FOUND The Legacies of Greek Culture in the Global Middle Ages,
Center for Medieval Studies, Fordham University, New York, USA, 4. March.

(2022). “Why a Second Workshop on the Hippolytus-statue?” The Hippolytus-statue Workshop Reloaded, KU Leuven, Leuven, 10. October.

(2022). „Migrating Relics: Dynamics of Long-Distance Relic Relocation in Late Antiquity.“
Research Seminar, SRII, Istanbul, Turkey, 11. May, on invitation.

(2022). “Marcion, the Migrant.” 2nd League of European Research Universities Conference (LERU),
University of Lund, Sweden, 22. August.

(2022). „Challenged Leadership, Contested Authority. What Can We Learn from the Early Church?“
Protestantse Theologische Universiteit, Amsterdam, The Netherlands, 23. April, on invitation.

(2021). “The Adulteress (Re)Framed: Reconsidering the Iconography of a Mysterious Gospel Story.” AAR/SBL. San Antonio, USA, 20. November, session cancelled due to COVID-19.

(2021). Praxeas and the Spread of “Monarchianism” in Rome. Why We Sing: Music, Word, and Liturgy in Early Christianity, a Colloquium in Honour of Professor Anders Ekenberg. Newman Institute and Uppsala University, Uppsala, 21-22. October 2021, online, on invitation.

(2021). Constructing and Deconstructing the Identity of the ‘Hippolytus-statue’. The Hippolytus-statue Workshop. KU Leuven, Leuven, 02-03. September 2021.

(2020). Bones in Motion. Long Distance Relic Translations in Late Antiquity. Mediterranean flows: People, ideas and objects in motion. A Symposium on Mobility, Helsinki Collegium for Advanced Studies, Helsinki, 11-12. December 2020, online, on invitation.

(2020). Kultimport als Krisenbewältigung? Die Laurentiansche Schisma und die Kirchendedikationen des Papstes Symmachus im Spiegel des römischen Liber pontificalis. Imported Relics in Rome from Damasus I to Paschal I, Deutsches Archäologisches Institut in Rom & Bibliotheca Hertziana – Max-Planck-Institut für Kunstgeschichte, Rome, 11-13. October 2020.

(2020). Mary, the Saints, and Beyond: Characteristic Elements of Catholic Confessionalization in Seventeenth-Century Flemish Painting. Rubens, Van Dyck and the Splendour of Flemish Painting – The Conference, Museum of Fine Arts, Budapest, 16. February 2020, on invitation.

(2019). Heiligt der Zweck jede Mittel? Legitimatioinsstrategien von (göttlicher) Gewalt bei Gregor von Tours. Religiöse (De-)Legitimationsansätze von Gewalt in der Antike, Johannes-Guttenberg Universität, Mainz, 27. September 2019.

(2019). Migrants of Faith and the Faith of Migrants: Migration and inner-religious conflict in the Christian Communities of Rome. XVIIIth International Conference on Patristics Studies, Oxford, UK, 21.08.2019.

(2019). Two Anonymous Preachers on the “Woman Taken in Adultery”: S. Mai 8 and an Unedited Homily in a Manuscript from Moissac (with Gert Partoens). Les sermons anonymes latins dans l’Antiquité tardive et le haut Moyen Âge (300-800) Transmission, classification, datation. Universtiè de Namur, 16. May 2019, on invitation.

(2019). Was Calixtus Deacon or Presbyter Prior to Becoming the Bishop of Rome? Some Methodological Remarks on the Evaluation of Clerical Offices in the Preconstantininan Period. Clerics in Church and Society up to 700, University of Warsaw, 30. April 2019.

(2018). The Influence of Real-life Encounters on the Treatment of Heterodox Groups in the Refutatio omnium haeresium. 8th International LECTIO Conference “Polemics, Rivalry and Networking in Greco-Roman Antiquity”, Leuven, 13. December 2018, on invitation.

(2018). “Hic constituit…” Bischöfliche Bestimmungen im prekonstantinischen Abschnitt des Liber Pontificalis. “Das Buch der Päpste: Der Liber Pontificalis als Schlüssel zur europäischen Geschichte “, Interlational conferece at the Römisches Görres-Institut, Vatican City, 22. November 2018, on invitation.

2018). Invented, interwoven and interplayed: the evolution of the bishop-martyr Calixtus’ cult in late-antique Rome. “Cult of Saints in Late Antiquity” conference, University of Warsaw, 28 September 2018.

(2018). Recognised, Refuted, Rejected. The Quartodecimans and the Eastern Controversy in the heresiological traditions of the 3rd and 4th Centuries. Åbo Akademi University, Turku, Finland, 24 August 2018.

(2018). A Glimpse into Eternity. The Reception and Transformation of the Bildmotette ‘Adoration of God’s Lamb’ by J. Winghe and J. Sadeler. International Conference “Multiplied and Modified. Reception of the Printed Image in the Fifteenth and Sixteenth Centuries”, University of Warsaw, 29 June 2018.

(2018). Christian or not Christian? Mapping the Presence of Christians in the Catacombs of Priscilla. Annual Meeting of the North American Patristic Society 2018. Chicago, 24 May 2018.

(2017). Égalité? Fraternité? Misère? Reflections on the Social Structure of the First „Christian“ Catacombs in the Suburbs of Rome. Annual Meeting of the Society of Biblical Literature 2017. Boston, 18-21 November 2017.

(2017). Calixtus martyr et episcopus Romae. The (Re)Invention and Afterlife of a Forgotten Saint. International Hagiotheca Conference. Rome, 4-6 October 2017.

(2016). Reconciliation for adultery, remarriage and free union? Bishop Calixtus I. of Rome (217?-222?) and his “marriage decree”. International INTAMS Symposium. KU Leuven, 25-27 October 2016.

(2015). The Social Historical and Demographic Evidence of the Early “Christian” Catacombs in the Suburbs of Rome. Tagung der Patristischen Arbeitsgemeinschaft. Georg-August Universität, Göttingen, 03-05 January 2015.

(2015). Tertullian on the Pericope Adulterae (John 7,53-8,11). International Conference on Patristic Studies. Oxford, 10-14 August 2015.

(2011). How to be a martyr without dying for it? A new perspective on the martyrdom of Callistus I. (217-?222?) of Rome. International Conference on Patristic Studies. Oxford, 08-12 August 2011.

Science Popularisation

“The Hippolytus-Statue.” Biblical Archaeology Review (in press).

How did Migration Shaped Early Christianity in Rome?, Belgian Club of Hungarian Scientists/Liszt Institute – Hungarian Cultural Center, Brussels, Belgium, 2. February 2023.

“Migration and Religion in Late Antiquity.” Kalabalik! Bulletin of the Swedish Research Institute in Istanbul no. 12, 2022, 15-17.

“Sex and the City Church.”’ Eros & Early Christianity.
Collegium Hungaricum Leuveniensis, Leuven, Belgium, 29. March 2022.

Legendák, vértanúk és pókhálók: A Római katakombák és a kora keresztény temetkezési szokások. [Legends, Martyrs and Cobbwebs: Early Christian Funeral Habits in the Light of the Catacombs in Rome.] Embassy of the Republic Hungary, Stockholm, Sweden, 13 January 2015.

Ecclesia invisibilis zum Anfassen: Meisterstücke der Vasa Sacra. Glaubens<objekt>: Kunstschätze der Deutschen St. Gertruds Gemeinde, Stockholm, Sweden, 26 May 2013.

Kereskedelem és hit: Német jelenlét Stockholmban és a német Szent Gertrud templom. [Trade and Faith: The German St. Gertruds Chruch and the Presence of Germans in Stockholm.] Embassy of the Republic Hungary, Stockholm, Sweden, 15 May 2013.

Der Epitaph des Friedrich Jürgens’ im Kontext der nordischen Sepulkralkultur der Nachreformationszeit. Glaubens<objekt>: Kunstschätze der Deutschen St. Gertruds Gemeinde, Stockholm, Sweden, 21 April 2013.

“Heilige? drei? Könige? Oder: Wie die ‘Magier’ vom Morgenland die Heiligen drei Könige wurden,” Gemeindeblatt der Deutschen St. Gertruds Gemeinde, no. 6 (2012): 20-22.

“Ein Blick in die Ewigkeit: Über das Ephitaph von Friedrich Jürgens,”. Gemeindeblatt der Deutschen St. Gertruds Gemeinde, no. 5 (2012): 8-10.

„Fürchtet Gott! Ehret den König!“: Die Gestaltung der Königsloge zwischen Konformismus und Herrschaftskritik. Glaubens<objekt>: Kunstschätze der Deutschen St. Gertruds Gemeinde, Stockholm, Sweden, November 2012.

According to the Belgian Federal Legislation, DOC 54 3143/006, issued on the 05.09.2018, authors have the right to make the post-print version of the result of their scientific research funded for at least 50% by public funds Open Access after an embargo period. The regulation overrules any possible agreement signed with a (national or international) publisher of a journal and also applies retroactively to previous works.