• Seit 2026: Wissenschaftlicher Mitarbeiter in AnHuNav (Animal and Human Navigation in Antiquity)
• 2025-2026: Wissenschaftlicher Mitarbeiter (DFG Projekt 518257140), Inscriptiones Christianae Graecae, Christian-Albrechts-Universität zu Kiel
• 2023-2025: Research Fellow, Evangelisch-Theologische Fakultät, Universität Wien
• 2019-2023: Wissenschaftlicher Mitarbeiter (FWF Project 31343), Evangelisch-Theologische Fakultät, Universität Wien
• 2017-2018: LMUexcellent Research Fellow, Ludwig Maximilians-Universität München
• 2014-2016: Wissenschaftlicher Mitarbeiter, Humboldt-Universität zu Berlin

• 2026: Habilitation (Neutestamentliche Wissenschaft), Evangelisch-Theologische Fakultät, Universität Wien
• 2014: Doctorate in Ancient History, Macquarie University, Sydney, Australia
• 2010: Bachelor of Theology (Hons 1), Sydney College of Divinity, Australia

• 2015: Chris Dixon Medal, Centre for the History of Christian Thought and Experience, Society for the Study of Early Christianity, Macquarie University
• 2014: Vice Chancellor’s Commendation for Academic Excellence, Macquarie University
• 2010: Dr Beth Blackall Prize, Sydney College of Divinity

• Seit 2026: Mitglied des Wissenschaftlicher Beirat, Inscriptiones Christianae Graecae (https://icg.uni-kiel.de)
• 2014–17, 2025–26: ‘Digital editor’, Inscriptiones Christianae Graecae
• Seit 2020: ‘Field editor’ (Griechisch-römische Welt), Advances in Ancient, Biblical, and Near Eastern Research (AABNER)
• 2017-2019: Mitglied des Seminar ‘Polis and Ekklesia: Investigations of Urban Christianity’, Society of Biblical Literature

• Studiorum Novi Testamenti Societas, seit 2023
• Society of Biblical Literature, seit 2010
• Association Internationale d’Épigraphie Grecque et Latine, seit 2015
• Research Associate, Department of New Testament and Related Literature, University of Pretoria, seit 2025

• Tierdarstellungen in der frühchristlichen Literatur
• Tierdarstellungen und Ikonografie in der frühchristlichen Kunst (insb. Inschriften und Mosaike)
• Navigation und geografisch-räumliche Konstruktionen in der frühchristlichen Literatur
• Digitale Modellierung der Ausbreitung des frühen Christentums

• Frühchristentum in Epirus

   

• paulinische Schriften (insb. Philipperbrief, 1. Thessalonicherbrief)
• Frühchristentum in Makedonien
• Frühchristliche Epigraphik und digitale Epigraphik
• Philologie und griechisch-römischer Kontext des Neuen Testaments
• Sozialgeschichte des Frühchristentum

1. Bücher

• 2025: 1 Thessalonians: Epigraphical Commentary on the New Testament 1. WUNT 545. Tübingen: Mohr Siebeck.
• 2024: Early Christianity in Macedonia: From Paul to the Late Sixth Century. AJEC 119. Leiden: Brill.
• 2018: C. Breytenbach und J. M. Ogereau, Hrsg. Authority and Identity in Emerging Christianities in Asia Minor and Greece. AJEC 103. Leiden: Brill.
• 2014: Paul’s Koinonia with the Philippians: A Socio-Historical Investigation of a Pauline Economic Partnership. WUNT 2.377.

2. Aufsätze

• 2025: “‘In Sickness and Healing’: Epigraphic Commemorations in Ancient Everyday Life.” Ephemerides Theologicae Lovanienses 101.3 (2025): 377–94.
• 2023: “The Rise and Expansion of Christianity in Macedonia: An Epigraphic and Archaeological Perspective.” Early Christianity 14: 291–310.
• 2022: “The Emergence and Development of Christianity in Thessalonica in the Post-Apostolic Age (II–VI CE): An Epigraphic and Archaeological Perspective.” In J. R. Harrison und L. L. Welborn (Hgg.), The First Urban Churches, vol. 7: Thessalonica, Atlanta, Society of Biblical Literature Press, 175–235. 
• 2022: “Πίστις, Ἀγάπη, and Ἐλπίς in 1 Thessalonians: New Insights from Old Stones.” In P. G. Bolt und S. Kim (Hgg.), God’s Grace Inscribed on the Human Heart: Essays in Honour of James R. Harrison, Sydney, SCD Press, 467–83. 
• 2019: “Soteriology in Early Christian Inscriptions from Asia Minor and Greece.” In D. S. du Toit, C. Gerber, und C. Zimmermann (Hgg.), Sōtēria: Salvation in Early Christianity and Antiquity, Leiden, Brill, 616–41.
• 2018: “Χειρόγραφον in Colossians 2:14: The Contribution of Epigraphy to the Philology of the New Testament.” In J. Verheyden, M. Öhler, und T. Corsten (Hgg.), Epigraphical Evidence Illustrating Paul’s Letter to the Colossians, Tübingen, Mohr Siebeck, 93–121. 
• 2018: “The Social Constituency and Membership of the First Christian Groups at Philippi: A Literary and Epigraphic Survey.” In J. R. Harrison und L. L. Welborn (Hgg.), The First Urban Churches, vol. 4: Philippi, Atlanta, Society of Biblical Literature Press, 79–122.
• 2018: “Authority and Identity in the Early Christian Inscriptions from Macedonia.” In C. Breytenbach und J. M. Ogereau (Hgg.), Identity and Authority in Emerging Christianities in Asia Minor and Greece, Leiden, Brill, 217–39. 
• 2017: C. Breytenbach und J. M. Ogereau. “Inscriptiones Christianae Graecae (ICG) 1.0: An Online Database and Repository of Early Christian Greek Inscriptions from Asia Minor and Greece.” Early Christianity 8: 409–19. 
• 2015: “A Survey of Κοινωνία and its Cognates in Documentary Sources.” Novum Testamentum 57.3: 275–94. 
• 2015: “Methodological Considerations in Using Epigraphic Evidence in Determining the Socioeconomic Context of the Early Christians.” In J. R. Harrison und L. L. Welborn (Hgg.), The First Urban Churches, vol. 1: Methodological Considerations, Atlanta, Society of Biblical Literature Press, 245–75. 
• 2014: “The Earliest Piece of Evidence of Christian Accounting: The Significance of the Phrase εἰς λόγον δόσεως καὶ λήμψεως (Phil 4:15).” Comptabilité(S) 6: 1–16. Online: comptabilites.revues.org/1503
• 2014: “Paul’s Κοινωνία with the Philippians: Societas as a Missionary Funding Strategy.” New Testament Studies 60.3: 360–78. 
• 2012: “Customs Law of the Roman Province of Asia (lex portorii Asiae).” In S. R. Llewelyn und J. R. Harrison (Hgg.), New Documents Illustrating Early Christianity, Vol. 10, Grand Rapids, Eerdmans, 95–109. 
• 2012: “The Jerusalem Collection as Κοινωνία: Paul’s Global Politics of Socio-Economic Equality and Solidarity.” New Testament Studies 58.3: 360–78. 

3. Lexikonartikel

• 2024: “Thessaloniki I. (Stadtgeschichte).” In Reallexikon für Antike und Christentum 32, Lfg. 250/257, 493–510. 
• 2017: “Κοινωνία – New Testament.” In C. Helmer et al. (Hgg.), Encyclopedia of the Bible and Its Reception (EBR), vol. 15, Berlin, De Gruyter, 433–35.

4. Online Datenbank

• 2026: C. Breytenbach et al., eds. Inscriptiones Christianae Graecae (ICG): A Database of Early Christian inscriptions. Online at https://icg.uni-kiel.de