He obtained his Ph.D. in Computer and Systems Engineering, in 2006. His Ph.D. thesis work focused on information and knowledge extraction from semistructured text data. He was visiting researcher at the Department of Computer Science & Engineering, University of Minnesota at Minneapolis, in 2007. His research interests include topics in knowledge discovery and text/data mining, with applications to Web and semistructured data, social networks, spatio-temporal databases, and bioinformatics. Besides serving as a reviewer for leading journals in knowledge discovery, data and knowledge engineering, information systems, he has been PC member of premier conferences in data mining fields, including SDM, CIKM, ECML-PKDD, ASONAM. He was coorganizer of the 3Clust workshop in 2012 (in conjunction with PAKDD) and of the MultiClust workshop in 2013 (in conjunction with KDD).