A cycle of meetings, titled Les Co-Incidences (The Co-Incidentals), will be held during the Synthèse festival, from June 4 — 12, 2005. Max Mathews, John Chowning and Jean-Claude Risset will talk about the history of computer music on June 6, 7 and 8, 2005. Barry Truax will tackle the sounding space and text-based composition on June 9, 2005.