Edinburgh International Book festival: day 13 bulletin

After a lively conversation between Ian McEwan and Alex Salmond last night, the book festival enters its 13th day with more of the world's most exciting writers. This morning, The Suspicions of Mr Whicher author Kate Summerscale talks about her new book, Mrs Robinson's Disgrace . And later, McEwan appears again to talk further about his newest offering, this time with journalist Kirsty Wark. Later on, Mark Haddon talks about his new book The Red Room – he'll also be appearing at Unbound tomorrow night. Alan Warner discusses The Deadman's Pedal , and Jeremy Vine celebrates 25 years with the BBC in his book, It's All News to Me. Nobel Prize winning economist Joseph Stiglitz will appear to discuss his latest tome, The One Percent, and AN Wilson talks about his novel about Josiah Wedgwood. As of this morning, you can still get tickets for: 14.00: Norman Davies & Tom Pow 15.30: Aneurin Wright with Denise Mina 16.30: Mark Haddon 17.00: Paul Broda with Tam Dalyell 19.00: AN Wilson 20.00: Joseph Stiglitz 20.30: Alan Warner 20.30: Alan Gillis, Tony Lopez & Fiona Sampson 20.30: Ian Garden Tonight's Unbound is courtesy of authors from the Netherlands, who present us with a medley of spoken word, music, literature and poetry. Appearing in the signing tent today are: If you missed the Edinburgh World Writers Conference, check out our podcast highlights , and we've also got an interview with Argentine writer and conference delegate Carlos Gamerro . And there's only five days left to take part in the Guardian Book Swap – leave your books on our shelf in the Guardian Spiegeltent in Charlotte Square and let us know what you've picked up in return.