Peer Victor Adebowale and musician Rachel Unthank join presenter Harriett Gilbert to discuss their favourite books. Rachel chooses David Almond's tales from the Northeast, Half a Creature from the Sea, Victor nominates John Higgs' explanations of 20th-century phenomena such as the theory of relativity and modernism in Stranger Than We Can Imagine, and Harriett's choice is Robert Seehaler's A Whole Life