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Cricket commentator Jonathan Agnew is interviewed by Kirsty Young.
5/5 Philosopher Karl Popper and neuroscientist John Eccles discuss scientific progress. (R)
Peter Gibbs chairs the horticultural panel programme with gardeners in Milton Keynes.
Jonathan Dimbleby presents political debate and discussion from the Gloucester Guildhall.
Harriett Gilbert is joined by Sarah Moss and Francis Spufford to discuss books they love.
Saturday 23 February 2013