Ayuush Bat-Erdene is the Chief of the Right to Development Section at the Office of the United Nations High Commissioner for Human Rights (OHCHR), in Geneva, Switzerland. He joined the UN/OHCHR in 1994 and undertook progressively responsible assignments varying from thematic to country desk, special procedures, research and analysis, information and communication, budget and planning to coordination and management. He manages and coordinates the implementation of OHCHR’s mandate and programme in relation to the right to development, trade and investment and climate change. In carrying out these activities, Mr. Bat-Erdene engages with the intergovernmental processes including General Assembly’s Third Committee, Human Rights Council and its mechanisms such as the Intergovernmental Working Group on the Right to Development, Expert Mechanism on the Right to Development, the Social Forum and special procedures. He also supports partnership with relevant UN system agencies, regional organizations, research and academic institutions as well as civil society. From 1999 to 2000, Mr. Bat-Erdene served as the Political Affairs Officer at the UN Office for Disarmament Affairs, in New York, USA. Prior to joining the UN, Mr. Bat-Erdene worked at the International Organizations Department, the Ministry of Foreign Affairs, in Ulaanbaatar, Mongolia. He holds Master of Science (international relations, political affairs, peace and security, disarmament) from Moscow State University of International Relations, Russia, and studied international human rights law at Abo Academy, Turku, Finland, and at the University of Geneva, Switzerland.