Podcast: Ep263: Open Book: Jane Smiley; Africa 39

The Pulitzer prize winning novelist Jane Smiley talks to Mariella Frostrup about her new novel, Some Luck, the first in a planned trilogy. Also on the programme, Mariella discusses the best new writing from sub-Saharan Africa with Ellah Allfrey, the editor of a new collection and Lynne Truss reveals the book she'd never part with.