In a changing, devolved Britain and with America about to go to the polls, how best can we interpret and pursue a Democrati ideal? Vidal is an eminence grise of American political and literary life and starred in the film Bob Roberts. Marr is an award-winning political commentator and the author of The Day Britain Died. Morgan is the First Minister of the Welsh Assembly. Alibhai Brown is author of Who Do We Think We Are? Chaired by Dai Smith, Professor of Modern History and Head of Programmes at BBC Wales.