Irini is Principal Researcher of the Information Systems Laboratory (ISL) of the Institute of Computer Science (ICS), FORTH and the Head of the W3C Greece Office. She is a member of the board of IDIKA S.A., a publicly owned company that delivers IT products and services for the social and health service public sectors in Greece and of GRNET S.A. that provides Internet connectivity, high-quality e-Infrastructures and advanced services to the Greek Educational, Academic and Research community. Her research interests are in the area of Linked Data Management and more specifically, on Models, Storage and Indexing Schemes for RDF data provenance and access control, Scalable RDF Query Processing, and on developing Benchmarks for Linked data tools with a focus on advanced reasoning, link discovery, instance matching and versioning. Currently, she is involved in EU H2020 HOBBIT Project, theGreek Funded Projects “Advanced Research for Biomedicine and Agriculture” and “Personalized Medicine”. She has published a number of scientific articles that have been widely cited and she has served on the Program Committee of numerous international conferences, journals and workshops. She is also one of the authors of the “Linked Data – Storing, Querying and Reasoning” book published by Springer Verlag.