One life, many roles: soldier, brilliant barrister, High Court judge, Governor-General, Australian diplomat, mediator in Northern Ireland, member of the first war crimes tribunal since Nuremburg and Tokyo, head of UN and Commonwealth missions to crisis zones from Cambodia to Burma to Bangladesh, Sir Ninian Stephen is the recipient of five knighthoods and the most honoured Australian in history - and yet precisely because so much of his work was international it has rarely received the notice it