Free Thinking - Charles Kingsley's Water Babies

As a musical version of The Water Babies opens Simon Heffer and New Generation Thinker Corin Throsby discuss the ideas of Charles Kingsley. Matthew Sweet talks about literary satire with novelist Edward St Aubyn. Plus we mark today's anniversary of Roger Bannister's 4 minute mile by talking to documentary maker Sally McLean about her current film project which profiles the Viennese running coach Franz Stampfl.