Stephen O'Brien
Stephen O'Brien is the Under-Secretary-General for Humanitarian Affairs and UN Emergency Relief Coordinator. Ahead of the first ever World Humanitarian Summit in Istanbul, Turkey on 23-24 May, he said that strong political will is critical for the gathering of more than 125 world leaders and the UN community to make commitments to strengthening the humanitarian system in order to help the more than 125 million people in need of aid worldwide.