The School Chamber Choir, conducted by Edward Longstaff gave a lunchtime concert at St. Paul’s Cathedral today.  A magnificent setting for the programme of unaccompanied sacred works; they performed Purcell’s I was glad, Allegri’s famous Miserere mei Deus and three works by Pierre Villette: Hymne à la ViergeJesu, dulcis memoria and Panis angelicus.