The germ of the idea for The Feast - Margaret Kennedy's ninth novel and perhaps her most ingenious, first published in 1950 - came to the author in 1937 when she and a social gathering of literary friends were discussing the Medieval Masque of the Seven Deadly Sins. The talk turned excitedly to the notion that a collection of stories might be fashioned from seven different authors, each re-imagining one of the Sins through the medium of a modern-day character. That notion fell away, but somethin