Papers have won numerous awards, including the most-influential paper award in ACM DEBS 2019, the best paper award at the ACM SIGIR 2016, the best paper award at the ACM CIKM 2006, and the best student paper award at the IEEE Big Data 2018. Served in the Technical Program Committees of more than 150 international conferences and has been the PC Chair or Vice-chair/Associate Editor in several prestigious conferences (including ACM SIGMOD, IEEE ICDE, PVLDB Reproducibility, IEEE DSAA, ACM Middleware, Wise).
Research Experience
Held professorial positions at the University of Glasgow, the University of Patras, the Technical University of Crete, and Simon Fraser University, and held visiting professorships at the Max-Planck Institute for Informatics (2004-2005 and 2012-2013). Co-led the PVLDB Reproducibility effort (2018-2023), a Fellow of the Alan Turing Institute (2018-2023), a member of the Advisory Board of PVLDB (2019-2023), a member of the Advisory Board of the Huawei Ireland Research Centre (2020-2021), and an Associate Director of the Urban Big Data Research Centre.
Education
PhD in Computer Science from the University of Waterloo, and was the Department of Computer Science and Faculty of Mathematics nominee for the Gold Medal for outstanding achievements at the Doctoral level.
Background
Research interests include machine unlearning, machine learning for and by data systems, adaptive and scalable machine learning models, and distributed/federated machine (un)learning. Earlier research focused on large-scale Data Systems, including Distributed Data Management and Analytics, Decentralized Search Engines and Information Retrieval, Social Networks/Systems, Distributed File Systems, Multimedia Systems, Storage Servers, Peer-to-Peer Systems, and Publish-Subscribe / Event-based Systems.