The Rev. Scott Donahue-Martens, Ph.D. Student in Practical Theology: Homiletics, Boston University School of Theology, preaches a homily for the Marsh Chapel Summer Preaching Series. The Marsh Chapel Choir sings \u201cJubilate Deo\u201d by Cirpriano de Rore and \u201cAve Maria... Virgo serena\u201d by Josquin Desprez along with service music and hymns.