Ivan Hewett presents the first edition of Radio 3's weekly live music magazine, exploring and debating ideas and issues in and around the world of music. Including this week, a look at the complementary worlds of Strauss and Stravinsky (whose music features in a new BBC concert series in London), and the newly-published correspondence between two giants of post-war music, Pierre Boulez and John Cage.
Producer Fiona Shelmerdine