In the gloomy sky of a winters night a bright star emerges and ignites Advents anticipation of the Nativity the year moves towards the rebirth of light just at the time of greatest darkness. With evocative works by the Baroque master Dietrich Buxtehude and the circle of 17th-century northern German composers around him, Paul Hillier conducts his Grammy award-winning ensemble Theatre of Voices in a stimulating addition to the traditional Christmas repertoire.