Pascal PEYRONNET began his career as Image Generator software developer in 1982 at Thales (former Thomson-CSF). Then he became team manager for simulation databases tools & production. Becoming Advanced Studies Project Manager he contributed to several National and European Defence Research projects (EUCLID), and to HLA standardization (SISO). In 2006 he has taken in charge the management of different collaborative R&T projects addressing urban 3D modelling, simulation and animation (traffic, crowd). Since he has continued this activity, and also has participated to some National and European (PCRD – H2020) R&T projects addressing Human Behaviour Recognition.