As well as the debates taking place at this year's Battle of Ideas, the festival also offers other attractions to keep you stimulated intellectually throughout the day.
From banning burqas to B&B bigots: can Europe tolerate religious tolerance?
"In few places does the free exchange of views take place on so wide a range of issues as at the Battle of Ideas. Whatever the headlines of 2011 prove to be, the Battle of Ideas is where they will be most robustly debated."
Andrew Copson, chief executive, British Humanist Association