The tenor Nicky Spence, with Julius Drake at the piano, has just released a new recording of Janáček's 'The diary of one who disappeared' on Hyperion - Gramophone's Recording of the Month in its August issue. Almost simultaneously, Resonus has released on CD for the first time, Mark Anthony Turnage's cycle 'A Constant Obsession'. The Scottish singer talks to James Jolly about these fascinating projects.