Film director and artist Julian Schnabel breaks the conventions of the radio interview, by deciding to wander around the room, as he discusses new film Miral. Michael Rosen reviews US President Barack Obama's first book for children. Artist Ben Johnson, who created a highly detailed large-scale city-scape of Liverpool, has now turned his focus to the view from the National Gallery in London. John Wilson visits his studio. The next contender for this year's BBC National Short Story Award, Helen Oyeyemi, remembers being on a long-haul flight when the idea for her story sparked in her mind. Producer: Jack Soper.