How or what is the voice of the narrator, and what happens in a story when the narrator proves to be unreliable? Booker Prize winner Damon Glagut's novel The Promise toys with the idea of the narrator as different people at different times disorientating the reader and exposing the duplicity of the novel, poet Daniel's latest collection Single Window explores the 'I' in the poem and the poet, Sheen Patel's debut novel I Am A Fan is about an obsessed young woman and the unreliability of the internet and Prof. Mike Sharples is the author of Story Machines: How Computers Have Become Creative Writers. Presenter: Ian McMillan Producer: Cecile Wright