Opus Anglicanum use music and a sequence of texts chosen by John Allen, Emeritus Professor of Physics St Andrews University, to chart the changing perceptions of the nature of light through history. John Allen has chosen Zarathustra, Parmenides, Democritus, Alhazen, Newton, Young and Einstein to be performed by Opus Anglicanum (5 men singing unaccompanied and a narrator) also featuring 1st performances of new works by Dobrinka Tabakova to a text by Einstein; and by Gordon Crosse to a text by Hafiz. With Judith Bingham ‘Breguswith’s Dream’ from ‘Necklace of Light’; John Dunstable ‘Veni Sancte Spiritus’; Josquin ‘In principio erat verbum’; Tallis ‘O  Nata Lux de Lumine’; and other works.