Released on Rogue Art (Paris, 2012), Nicole Mitchell's new CD features a new extensive composition for improvisers, chamber orchestra and electronics, titled "Arc of O."  The live performance was recorded in Poznan, Poland with the an_ARCHE NewMusic Ensemble and Chicago soloists: Renee Baker (violin), David Boykin (tenor sax) and Mwata Bowden (bass clarinet and baritone sax).  More info is available at (US) or (Paris).  Or you can listen here!