As part of a series of composer profiles, Ivan Hewett travels to Berlin to interview German composer Christian Jost. Featuring music from a concert given by the BBC National Orchestra of Wales. Including: Christian Jost: Code 9 (18:07) Adagio 12 (13:55) eingefroren...in der Erinnerung (11:55) Odyssee fur Klarinette in B und Orchester: Heart of Darkness (24:40) BBC National Orchestra of Wales Jac van Steen (conductor)