Saxophonist Jan Garbarek was a teenage protege of American composer George Russell in Norway in the 1960s and later played in Keith Jarrett's Scandinavian quartet. More recently, he has collaborated with the vocal quartet the Hilliard Ensemble, improvising as they sing medieval music.
Iran appears to be facing a crisis more serious than anything it has experienced since its war with Iraq in the 1980s.
Diplomatically, President Bashar Assad's regime is under threat from the widening war in Syria, Iran's sole ally in the Arab world. Domestically, the European oil embargo and U.S. banking sanctions are undermining the Iranian economy, bringing inflation, food shortages and unemployment.
Iran is trying to maintain a defiant posture, without much success.