Presented by John Humphrys and Edward Stourton. Including: Dr Peter Selby of the National Council for Independent Monitoring Boards discusses Titan prisons. Justin Webb and James Naughtie report from the Democratic National Conference in Denver. Sir Andrew Green of Migrant Watch and Danny Sriskandarajah of the IPPR, discuss how immigration benefits Britain. Ryanair chief Michael O'Leary responds to criticism of the airline after a passenger jet made an emergency landing. Thought for the Day with Vishvapani, a member of the Western Buddhist Order. Professor Paul Goddard, former president of the Royal Society of Medicine, has launched a savage attack on the way the NHS is run. Mike Thomson reports from Sudan. He has been talking to the Catholic Archbishop of the country's southern city of Juba, Paulino Lukudu Loro. Novelists Tom Rob Smith and Justin Cartwright discuss whether the thriller genre belongs on the Booker Prize list. Pakistan's High Commissioner Wajid Shamsul Hasan discusses what the future holds for his country.