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.
The Credit Crunch Demystified
"Of all the political and cultural festivals, none beats the Battle of Ideas for its eclecticism and willingness to invite controversial and absorbing debate."
John Kampfner, Chief executive, Index on Censorship; former editor, New Statesman