He received the Ph.D. degree in physics from the University of Genova, Italy, in 1993. Since 1997 he has worked with CRS4 (Center for Advanced Studies, Research and Development, Sardinia), where he has been head of the Medical Image Processing of CRS4, and key staff of various EU funded projects. His research activity is mainly focused on computer vision, computer graphics, medical image processing and shape analysis. He is author of more than 70 publications in journals and conference proceedings.