MARIA TERESA ARTESE took her degree in Computer Science at the University of Milan in 1990, and since then till 2000 she has been working in a private as programmer. Since 2000 she has been working at the Institute of Multimedia Information Technologies of the Italian National Research Council, where her research has focused on information systems and the development of new methodologies and algorithms for multimedia data fruition on the web. She is currently a researcher in ITC of Italian National Research Council.