The uncertain fate of the Arab uprisings and the unpredictable balance of power in the Middle East has created a moment of crisis not just for the region but for international institutions struggling to confront novel challenges.
In his new book, The Unfinished Global Revolution, Lord Mark Malloch-Brown describes himself as a democratic mercenary. He was at the top of the World Bank, the United Nations and Britain's Labour government.
He spoke to HARDtalk's Carrie Gracie about why he believes democratic change in the Middle East must come from the inside.
Find out who is coming up on the programme by following us on
The full interview was broadcast on BBC World News on Monday March 7 2011 at 0430 and 0930.