Raphael Wallfisch, Sandrine Piau, Thomas Sondergard
Sean Rafferty's guests include brilliant soprano Sandrine Piau - one of the brightest talents in the world of baroque music.
Plus, an interview with conductor Thomas Sondergard as he prepares for his first concert as new Principal Conductor of the BBC National Orchestra of Wales, and cellist Raphael Wallfisch, celebrating the Delius centenary with a special event at Chetham's School of Music.
Also today, In Tune's A to Z of the Piano, part of the Piano Season on the BBC, continues with Q for Queues - exploring the frenzied audience that major piano recitalists can attract. The series of bite-sized features includes contributions from many of the world's greatest pianists, and provides context, history and background information - both in-depth and quirky - broadcast in daily instalments on In Tune at 5.30pm and available to download as a podcast.
Main headlines are at 5pm and 6pm.