Talking at the Amnesty International event as part of Edinburgh International Book Festival, author Ian Rankin shares his thoughts on the power of free speech and the written word.

Ian Rankin is best known for his Rebus series. Started when he was supposed to be studying for his PhD in Scottish Literature, the first Rebus novel was published in 1987 and has gone on to be best sellers across several continents and a television series in the UK.