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Dr. Aigrain is Head of Sector "Software Technologies" in the unit "Technologies and Engineering for Software, Systems and Services" of the European Commission Information Society Technologies R&D Programme. He was trained as a mathematician and theoretical computer scientist, and holds a Doctorat and the Habilitation d'Diriger les Recherches from University Paris 7. From 1972 to 1981, he worked in software engineering research labs of software companies. He was a research fellow at UC Berkeley in 1982. Since then, and before joining the European Commission in 1996, he headed research teams in the field of computer processing, indexing, retrieval and interaction for audiovisual media (video, music, still images). He his the author of more than 60 technical papers, as well as of papers on the economy and sociology of information exchanges.