French composer, multi-instrumentalist, improvisational musician and photographer. Classically trained but also largely self-taught, he plays bass, contrabass clarinet, Turkish clarinet, saxophones, bass flute, English horn, e.w.i (electronic woodwind) and piano, also using real-time electronics. He has written orchestral scores for the French radio stations France Inter and France Musique, as well as documentary music for the TV channels Arte, France 2 and ZDF. He has also been involved in numerous film soundtracks as an arranger and conductor, or as score composer himself (e.g. films by Irish director Jim Sheridan, Tadpole by Gary Winick or Die Indianer kommen! by Carola Wedel).

Pion has played woodwinds on numerous albums as a sideman: amongst others with Antony & The Johnsons, John Cale, Dead Can Dance, Gavin Friday, Siouxsie, Elvis Costello & Steve Nieve, Bomb The Bass, Cathal Coughlan, Omar Sosa, Lo’Jo, Titi Robin, Hector Zazou, David Sylvian, Ryuichi Sakamoto, Harold Budd, Björk, Arto Lindsay, Elysian Fields, ...