on a variety of issues, including the Commission on Macroeconomics and Health, Health Systems Assessments and the creation of the Global Fund to Fight AIDS, Tuberculosis and Malaria. As part of this work, he became for 1999-2001 a member of the board of directors of Medicines for Malaria Venture. Nabarro transferred to the Sustainable Development and Healthy Environments cluster in 2003 and was appointed representative of the DG for health action in crises in July 2003. Nabarro was stationed in the Canal Hotel in Baghdad, Iraq, when it was bombed on the afternoon of 19 August 2003. The blast targeted the UN, which had used the hotel as its headquarters in Iraq since 1991. He has also coordinated support for health aspects of crisis response operations in Darfur, Sudan, and in countries affected by the 2004 Indian Ocean earthquake and Tsunami. UN System senior coordinator (2005–2014) In September 2005, Nabarro was seconded from WHO and appointed senior UN system coordinator for avian and human influenza by secretary-general of the UN Kofi Annan to ensure that the UN system made an effective and coordinated contribution to the global effort to control the epidemic of avian influenza (also known as 'bird flu'). Coordinator of Global Food Security (HLTF) (2008–2014) In January 2009, Nabarro took on the responsibility of coordinating the UN system's High-Level Task Force on Global Food Security (HLTF). The HLTF brought together 23 different organizations, funds, programs and other entities from within the UN family, as well as the Bretton Woods Institutions, the World Trade Organization (WTO), and the Organisation for Economic Co-operation and Development (OECD), and tasked them with establishing a common strategy for addressing food and nutrition insecurity in a more sustainable, coordinated and comprehensive way. Nabarro left the HLTF coordinator position in 2014 and was succeeded by Giuseppe Fantozzi. Special representative of the UN Secretary-General (2009–2017) In November 2009 UN Secretary-General Ban Ki-moon appointed Nabarro as special representative on food security and nutrition. As special representative, Nabarro's role was to: Align UN system action on people's food security, livelihood resilience and sustainable agriculture in the face of changing climates Support functioning of the Committee on World Food Security Oversee UN Secretary-General's Zero Hunger Challenge Coordinator of nutrition movement (2010–2015) In September 2010, Nabarro was appointed coordinator of the Scaling Up Nutrition (SUN) Movement. SUN brings together government officials, civil society, the UN, donors, businesses and researchers in