Lebenslauf und Publikationen Etienne Posthumus

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Etienne Posthumus

Wissenschaftlicher Mitarbeiter, Information Service Engineering

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+49 7247 808 195

etienne.posthumus [at] partners.fiz-karlsruhe.de

Lebenslauf
Publications
Other Scientific Activities

Lebenslauf

Etienne Posthumus is a Senior Researcher at FIZ Karlsruhe – Leibniz Institute for Information Infrastructure, Information Service Engineering. Before that, he was responsible for Digital Publishing innovations at Brill Publishers from Leiden, The Netherlands. He is the creator and maintainer of the online ICONCLASS multi-lingual subject classification system for Digital Art History, and has extensive experience in cultural heritage computing applications and (meta)data. He has worked in industry as a consultant for SANOMA publishers, Mediahuis Nederland, PWC, Siemens Nixdorf, INET Bridge and in academia as a Research Software Engineer for Utrecht University, Vrije Universiteit Amsterdam and TU Delft. He completed a master's degree in Book History and Manuscript studies at the University of Amsterdam (2015), and a bachelor computer science (cum laude) at the University of Johannesburg (1994).

He likes to make simple solutions to complex problems.

Publications

Zitate

Etienne Posthumus @ DBLP

2025

Tietz, T., Posthumus, E., Söhn, L. C., Steller, J. J., Bruns, O., Waitelonis, J., Schrade, T., & Sack, H. (2025, November 3). Knowledge Representation and Discovery for Cultural Heritage Research Data with CTO and SHMARQL. International Workshop on Scientific Knowledge: Representation, Discovery, and Assessment (Sci-K), co-located with ISWC, Nara, Japan. https://doi.org/10.5281/zenodo.17509231
Slides: https://zenodo.org/records/17504485
S. R. Ondraszek, T. Tietz, E. Posthumus, S. Schrade, O. Bruns, H. Sack, “Indexing Historical Research Data: MemO and the NFDI4Memory Data Portal,” in Proceedings of the Conference on Research Data Infrastructure (CoRDI 2025), Aachen, DEU, Aug. 2025. doi: 10.5281/zenodo.16736125. [bibTeX]
Söhn, L. C., Tietz, T., Steller, J. J., Kehrein, P., Büttner, A., Bruns, O., Posthumus, E., Grünewälder, J.-P., Hörnschemeyer, J., Sander, C., Grund, V., Fliegl, H., Sack, H., & Schrade, T. (2025). NFDI4Culture Integration Stories: Bridging Gaps between isolated Research Resources. Digital Humanities 2025: Accessibility & Citizenship (DH2025), Lisbon, Portugal. Zenodo. [bibtex] https://doi.org/10.5281/zenodo.16570076
Poster: https://zenodo.org/records/15878213
A. Jacyszyn, S. Jiang, G. A. Gesese, S. Hertling, T. Kerzenmacher, P. Nowack, S. Barthlott, E. Posthumus, H. Sack, AI4DiTraRe: Towards LLM-Based Information Extraction for Standardising Climate Research Repositories. First AAAI Bridge on Artificial Intelligence for Scholarly Communication AI4SC; co-located with the 39th AAAI Conference on Artificial Intelligence (AAAI-25) (AI4SC), Philadelphia, Pennsylvania, USA. CC-BY 4.0, 2025 DOI: 10.5281/zenodo.14872359, hal-04957799 [local copy(pdf)|bibtex]

2024

Huurdeman, H.C. , van den Heuvel, C.M.J.M., Posthumus, E., Beyond Dynamic Drawings: Restoring and Reusing Interactive 3D Visualizations, in Research Data Journal for the Humanities and Social Sciences, Brill, 2024, CC BY 4.0, DOI: 10.1163/24523666-bja10039, [local copy(PDF)|bibtex]
S. R. Ondraszek, H. Sack, E. Posthumus, Viewsari: New Perspectives on Historical Network Analysis in Giorgio Vasari's The Lives Using Knowledge Graphs, in M. Grandjean (Ed.), Historical Network Research Conference 2024 - Book of Abstracts, 2024, pp. 137--139. DOI: 10.528/zenodo.12665443 [local copy(PDF)|bibtex]
O. Bruns, T. Tietz, L. Söhn, J. J. Steller, S. R. Ondraszek, E. Posthumus, T. Schrade, H. Sack, What’s Cooking in the NFDI4Culture Kitchen? A KG-based Research Data Integration Workflow, in Proc. of 4th Workshop on Metadata and Research (objects) Management for Linked Open Science - DaMaLOS 2024, 2024 [local copy(PDF),bibTeX]
O. Bruns, L.Söhn,T. Tietz, J. J. Steller, E. Posthumus, T. Schrade, H. Sack, Gotta Catch’em All: From Data Silos to a Knowledge Graph, Proc. of 21st Extended Semantic Web Conference (ESWC 2024), Poster & Demos, 2024. [local copy(PDF),bibTeX]
S. R. Ondraszek, G. Petri, U. Blumenthal, L. Dieckmann, E. Posthumus, H. Sack, eXtreme Design for Ontological Engineering in the Digital Humanities with Viewsari, a Knowledge Graph of Giorgio Vasari’s The Lives, Proc. of 1st International Workshop of Semantic Digital Humanities (SemDH 2024), CEUR-WS.org, online ceur-ws.org/Vol-3724/paper5.pdf [local copy(PDF),bibTeX]
J. J. Steller, L. C. Söhn, J. Tolksdorf, O. Bruns, T. Tietz, E. Posthumus, H. Fliegl, S. Pittroff, H. Sack, T. Schrad: Communities, Harvesting, and CGIF: Building the Research Data Graph at NFDI4Culture. In Proc. of the DHd 2024, 10. Tagung des Verbands Digital Humanities im deutschsprachigen Raum. [(BibTeX) | (presentation slides)].

2023

S. Thiel and E. Posthumus, xCurator - AI-Supported Exploration and Curation of Digital Collections, in S. Thiel and J. C. Bernhardt (eds.), AI in Museums Reflections, Perspectives and Applications, Transcript, Independent Academic Publishing, 2023, pp. 233-245. CC BY 4.0, ISBN 978-3-8394-6710-7 [local copy (PDF) | BibTex]
T. Tietz, O. Bruns, L. Söhn, J. Tolksdorf, E. Posthumus, J.J. Steller, H. Fliegl, E. Norouzi, J. Waitelonis, T. Schrade, H. Sack: From Floppy Disks to 5-Star LOD: FAIR Research Infrastructure for NFDI4Culture. In Proc. of 3rd Workshop on Metadata and Research (objects) Management for Linked Open Science - DaMaLOS 2023. [local copy (PDF) | (BibTeX) | (presentation slides)].
C. Santini, E. Posthumus, T. Tietz, M. A. Tan, O. Bruns, H. Sack: Multimodal Search on Iconclass using Vision-Language Pre-Trained Models. In Proc. of JCDL 2023, pp. 285-287, online at https://doi.org/10.1109/JCDL57899.2023.00061. [local copy (PDF)|BibTex].
T. Tietz, O. Bruns, H. Fliegl, E. Posthumus, T. Schrade, H. Sack: Knowledge Graph-basierte Forschungsdatenintegration in NFDI4Culture. In Proc. of the DHd 2023, Open Humanities Open Culture, 9. Tagung des Verbands Digital Humanities im deutschsprachigen Raum. DOI: 10.5281/zenodo.7748740, [local copy (PDF) | (BibTeX)].

2022

C. Santini, M. A. Tan, T. Tietz, O. Bruns, E. Posthumus, H. Sack: Knowledge Extraction for Art History: the Case of Vasari’s The Lives of The Artists (1568). In Proc. of the 3rd Conference on Digital Curation Technologies (QURATOR 2022) [local copy (PDF) | (BibTeX)].
E. Posthumus, H. Brandhorst, H. Sack: The Art Historian’s Bicycle Becomes an E-Bike. In Proc. VISART 2022 (Workshop at the European Conference of Computer Vision (ECCV). [local copy (PDF)]
M. A. Tan, E. Posthumus, H. Sack: Audio Ontologies for Intangible Cultural Heritage. In Proceedings of the 19th Extended Semantic Web Conference - Posters and Demos (ESWC2022). [local copy (PDF) | (BIBTex)]

2021

Langmead, A., Helmreich, A., Ladd, J., Gao, J., Lin, J., Palmer, R., Posthumus, E., Zhang, H., Brosens, K., Beerens, R. J., De Prekel, I., Lamqaddam, H., Micklewright, N., Mirza, S., Simavi, Z., Smith, J., Network Analysis + Ditigal Art - A Roundtable on a Collective Scholarly Experience, International Journal for Digital Art History, no. 7 (May):4.02-4.22. https://doi.org/10.11588/dah.2021.7.90725. [local copy (PDF)|bibtex]

2017

H. Brandhorst and E. Posthumus, “Iconclass: A Key to Collaboration in the Digital Humanities” in: The Routledge Companion to Medieval Iconography, ed. by C. Hourihane, London / New York: Routledge, 2017, pp 201–218.