Ladjel BellatrecheLadjel Bellatreche received his PhD in computer science from the Clermont Ferrand University (France, 2000). He is an Assistant Professor in Computer Science at Poitiers University, France since 2002. Before joining Poitiers University, he has been avisiting researcher at Hong Kong University of Science and Technology (HKUST) from 1997 to 1999 and also has been a visiting researcher in the Computer Science Department at Purdue University, USA during the summer of 2001. He has worked extensively in the areas: heterogeneous data integration using formal ontologies, distributed databases, data warehousing, and data mining. He has published more than 75 research papers in these areas in leading international journal and conferences. Ladjel has been associated with many conferences and journals as program committee members. Read More Read Less