A No. 1 bestselling international sensation, Lars Kepler has sold in excess of 1.5 million copies of the Joona Linna series in Sweden alone. Their first thriller, The Hypnotist, has just been released as a film, directed by Lasse Hallström. The Fire Witness is the third thriller in the Joona Linna series following on from The Nightmare in 2012. Lars Kepler is the pseudonym for writing duo, Alexander and Alexandra Ahndoril. They live with their family in Sweden.