The Cotswolds are in the news,but before the area was discovered by rich Americans it was a fertile area for thought and creativity. The village of Great Tew was where John Lloyd and John Mitchinson met. They both lived there in historic cottages. This is where they came up with the idea of the TV show QI.

In this episode they introduce their Book of General Ignorance.

The original chair of QI was Stephen Fry and he was replaced by Sandi Toksvig. Here she introduces her story Melted into Air.

Journalist Jon Ronson explains how he researched his amazing book 'Them - Adventures with Extremists' and philosopher Simon Blackburn explores the notion of being good. The interview was recorded 20 years ago but the quandaries remain just the same.