Sebastian Hellmann

Dr. Sebastian Hellmann is a senior researcher at the Institute of Computer Science, University of Leipzig, affiliated with the Business Information Systems department. He leads the Knowledge Integration and Language Technologies (KILT) Competence Center at InfAI and serves as executive director and board member of the DBpedia Association. His work spans semantic technologies, linked data, and knowledge graphs, with significant contributions to data curation, FAIR data principles, and natural language processing.

• PhD in Computer Science (2014) at University of Leipzig
• Contributed to open-source projects like DBpedia, NLP2RDF, and OWLG
• Author of over 80 peer-reviewed publications (h-index 21, 4300+ citations)

Sebastian's research focuses on Knowledge Graphs, Ontology Management, and Data Interoperability, as evidenced by his publications and projects. Recent work includes ClassRank for knowledge graph summarization, DBpedia Databus for dataset management, and the Open Energy Ontology for energy systems analysis. His projects often bridge semantic web technologies with practical applications in data quality, integration, and user-centric tools.

Selected publications highlight his expertise in Linked Data, Ontology Archiving, and Agile Knowledge Engineering. He actively participates in academic-industry collaborations through EU H2020 projects like ALIGNED and FREME, as well as the Smart Data Web initiative. His work with DBpedia, Wikidata, and the Semantic Web community underscores his commitment to advancing machine-readable knowledge representation.