This week's program commemorates the 499th anniversary of the Reformation, as well as All Souls' Day, with music by Martin Luther, Ludwig Senfl, Tomas Luis de Victoria, and Antoine Brumel. 

• Three settings of 'Ein feste Burg ist unser Gott' by Martin Luther, performed by Piffaro. Non moriar sed vivam (Ludwig Senfl), performed by Capella de la Torre. 
• Selig sind die Toten (Schütz), performed by Akademia and La Fenice. Versa es in luctum (Victoria), performed by The Gabrieli Consort. Requiem Mass (selections) by Antoine Brumel, performed by New York Polyphony. 
• Preview of Austin Baroque Orchestra's upcoming concert 'Native Tongues': Hanacpachap cussicuinin (Peru) & Convidando esta la noche  (Mexico- Juan Garcia de Zespedes). Performed by Hesperion XXI.