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.
Terrorism
"I was stunned at the incisive level of debate, the packed venues, the calibre of the panellists and audience... getting out for face-to-face intelligent, gritty and gloves-off exchanges of views."
Humphrey Hawksley, BBC World Affairs Correspondent