Four strands run through the format of the festival weekend - two on each day - allowing in depth examination of a subject. Select a strand below to find out more.
View: 'Turn That Racket Off'
"The Battle of Ideas is adrenaline for the mind. A chance for intellectual fisticuffs with some of the best-known and most stimulating thinkers in the world."
Colin Blakemore, professor of neuroscience, Oxford University