Political ideologies in all BBC programmes
Frank Gardner traces the rise of political Islam over the last century.
Prof Manuel Castells on the rise of new economic cultures since the financial crisis.
David Walker examines the prime minister's proposals for 'muscular liberalism'.
Who are 'the people' - and what do they really want? Eliane Glaser explores populism.
Is al-Qaeda the real beneficiary of the multiple failures of the Arab revolutions?
Jeremy Cliffe encounters the ideas and personalities behind a new 'anarcho-populism'.
Is Britain's real political divide between the cosmopolitans and the rest?