Born in 1969, composer/improviser/producer Jim O'Rourke has recorded as a member of the experimental rock groups Gastr Del Sol, The Red Krayola, Brise Glace and Yona Kit, recorded a number of his own albums of pop rock, guitar improvisation and musique-concrete compositions on the Drag City, Staalplaat, Extreme, Divided, Entenpfuhl and Metamkine labels, released collaborative recordings with Henry Kaiser, K.K. Null, Gunter Muller, Eddie Prevost, Evan Parker, Phill Niblock and Mats Gustafsson, and produced albums by Tony Conrad, Faust, Melt Banana and Space Streakings.  O'Rourke is currently most active as a producer and as a member of Sonic Youth.