Presented by Edward Stourton and John Humphrys. Shadow health secretary Andrew Lansley discusses how NHS managers can prepare for a possible financial shortfall. Middle East correspondent Tim Franks reports on how the half a million Jewish settlers who live in East Jerusalem and the West Bank feel about the cooler diplomatic tone from Washington. Eric Metcalfe, director of Human Rights Policy at Justice - a legal group supported by many of the UK's most eminent lawyers - discusses a major Law Lords judgement on secret material against terrorism suspects. Former presiding officer of the Scottish Parliament Lord Steel discusses how Westminster can learn from Holyrood. Consultant neurologist Jeremy Brown discusses a new mental agility quiz that could help detect Alzheimer's disease more accurately than the traditional test. Correspondent Mike Thomson reports on the plight of Zimbabwe's orphaned youngsters. The BBC is not allowed to operate legally in Zimbabwe so some names and places in Mike's report have been changed to protect the identities of some of those he's spoken to. Thought for the day with Professor Mona Siddiqui, of the University of Glasgow. RMT leader Bob Crow and Mayor of London Boris Johnson discuss if strikes on London Underground are justified. Liberal Democrat peer Lord Carlile QC and lawyer Matthew Ryder discuss how far the state should set aside normal rules of fairness to protect itself against the threat of terrorism. Word experts Paul Payack and Benjamin Zimmer discuss whether there are a million words in the English language. Health Secretary Andy Burnham discusses whether modest funding increases could be outstripped by rising costs within the NHS. Roger Shipman, director for children at Ofsted, discusses what more can be done to identify the needs of young carers. Sarah Rainsford reports on the 1500 mainly Islamic art objects excavated illegally in Afghanistan and sent to the National Museum in Kabul. Dr Colin Brown, of the Institution of Mechanical Engineers, defines and explains the importance of tribology. Formula 1 driver Jenson Button discusses how he is handling the pressure of being ahead of his rivals in the World Championship.