The Wig My Father Wore

'It was a tough, wiry wig with plenty of personality. It rode around on his head like an animal. It was a vigorous brown. I was very fond of it as a child. I thought that it liked me back.' Anne Enright's extraordinary first novel is narrated by Grace, a TV producer, whose life is transfigured when she answers the door to a fully-fledged angel. Stephen was a bridge-builder in Canada before he kill...