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.


Etienne Posthumus ∂ DBLP


Communities, Harvesting, and CGIF: Building the Research Data Graph at NFDI4Culture
Steller, J. J.; Söhn, L. C.; Tolksdorf, J.; Bruns, O.; Tietz, T.; Posthumus, E.; Fliegl, H.; Pittroff, S.; Sack, H.; Schrade, T.
2024. J. Weis, E. Bunout, T. Haider & P. Helling (Hrsg.), Book of Abstracts - DHd2024, 131–135, Zenodo. doi:10.5281/zenodo.10698301VolltextVolltext der Publikation als PDF-Dokument
Multimodal Search on Iconclass Using Vision-Language Pre-Trained Models
Santini, C.; Posthumus, E.; Tietz, T.; Tan, M. A.; Bruns, O.; Sack, H.
2023. 2023 ACM/IEEE Joint Conference on Digital Libraries (JCDL), Santa Fe, USA, 26-30 June 2023, 285 – 287, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/JCDL57899.2023.00061
Knowledge Graph-basierte Forschungsdatenintegration in NFDI4Culture
Tietz, T.; Bruns, O.; Fliegl, H.; Posthumus, E.; Schrade, T.; Sack, H.
2023. DHd2023: Open Humanities, Open Culture: 9. Jahrestagung des Verbands Digital Humanities im deutschsprachigen Raum e.V. : Universität Luxemburg&Universität Trier, 13. bis 17. März 2023. doi:10.5281/zenodo.7688632
From Floppy Disks to 5-Star LOD: FAIR Research Infrastructure for NFDI4Culture
Söhn, L. C.; Bruns, O.; Steller, J. J.; Schrade, T.; Waitelonis, J.; Tietz, T.; Tolksdorf, J.; Posthumus, E.; Fliegl, H.; Norouzi, E.; Sack, H.
2023. PUBLISSO. doi:10.4126/FRL01-006444986VolltextVolltext der Publikation als PDF-Dokument
Knowledge Extraction for Art History: the Case of Vasari’s The Lives of The Artists (1568)
Santini, C.; Tan, M. A.; Tietz, T.; Bruns, O.; Posthumus, E.; Sack, H.
2022. Proceedings of the Third Conference on Digital Curation Technologies (Qurator 2022) Berlin, Germany, Sept. 19th-23rd, 2022. Ed.: A. Paschke, CEUR-WS.org VolltextVolltext der Publikation als PDF-Dokument
The Art Historian’s Bicycle Becomes an E-Bike
Posthumus, E.; Brandhorst, H.; Sack, H.
2022. 6th Workshop on Computer VISion for ART Analysis In conjunction with the 2022 European Conference on Computer Vision (ECCV), Tel-Aviv, Israel: 27 May 2022 
Audio Ontologies for Intangible Cultural Heritage
Tan, M. A.; Posthumus, E.; Sack, H.
2022. The Semantic Web: ESWC 2022 Satellite Events ; Hersonissos, Crete, Greece, May 29 – June 2, 2022, Proceedings. Ed.: P. Groth, 148–152, Springer International Publishing. doi:10.1007/978-3-031-11609-4_28