Nicolas Castagné is an engineer at the Ecole Centrale de Paris, specialized in applied mathematics. In 1996, he joined the team of the ACROE, first to carry out his thesis in computer music on the design of GENESIS mass-interaction modeling and simulation software, then as research engineer responsible for the design and development of all the ACROE’s creation computer tools software. He continues his research within the Group ACROE-ICA, assistant-professor of the Polytechnic Institute of Grenoble, on the GENESIS, MIMESIS and GraDyn creation software for musical and multisensory artistic creation.