He got his Ph.D. and M.Sc. in Computer Science and Engineering from the University of California - Riverside in 2005 and 2003, respectively. He got his B.Sc. in Computer Science from the University of Cyprus in 2000. He has also been a visiting researcher at the Network Intelligence Lab of Akamai Technologies Cambridge, USA in 2004. His research interests include Data Management in Systems and Networks, including: Distributed Query Processing, Storage and Retrieval Methods for Sensor, Smartphone and Peer-to-Peer Systems, Mobile Data Management and Network Data Management. He has been a PC Co-Chair for IEEE MDM’10, DMSN’10 (with VLDB’10) and ACM MobiDE’09 (with SIGMOD’09). He has also been the Contest Chair for IEEE ICDM’10 and the Demo Co-chair for IEEE MDM’13.