Olivier received his Ph.D. in computer science from the Swiss Federal Institute of Technology, Lausanne (EPFL), in June 1999. His current research interests include stream and big data mining, geospatial analysis, and large-scale data management applied to various sectors including personalized health and medicine, Intelligent Transportation System, Smarter Buildings, Smart Grid, and Waste Water Management. Olivier received two IBM Outstanding Technical Achievement Awards, published nearly 100 research papers in top international forums, has invented more than 40 US and international patents, chaired major international technical conferences and workshops in his research areas, and served on PhD committees in major universities.