John Wilson: 'Music is either worth doing or it's not'

The British conductor loves Schubert as much as he does Sondheim, and brings the same skill to Turnage as he does to the Trolley Song. He’ll be at the Proms this year with two different orchestras, promising to breathe fresh life into whatever he takes on“Nourish that a little more, really make it sing,” says John Wilson. “Keep those quavers purposeful. .” The conductor and the BBC Scottish Symphony Orchestra are rehearsing Mendelssohn’s Hebrides Overture, a p