The weekly guide to the Proms season. This week Stephen Johnson considers the pairing of Hans Werner Henze's sensuous operatic score Venus and Adonis with Monteverdi's sumptuous madrigals; the Albert Hall Arena prepares for chamber performances of Brahms and Mendelssohn by Hausmusik; the musical legacy of Dutch composer Tristan Keuris is examined; and Radio 1's Jo Wiley sets the competition challenge.

Competition Line: [number removed]

(Repeated tomorrow 7pm)