Ann E. Ottosen, Senior Manager, Vaccine Centre, UNICEF Supply Division, has more than 25 years of experience working with procurement and supply of vaccines. She is responsible for the oversight of supply and procurement of COVID-19 vaccines, Polio, Ebola and Malaria vaccines. UNICEF procures vaccines on behalf of over 100 countries to increase access for approximately 45% of the world’s children. UNICEF supplies vaccine to support national routine immunization programs, campaigns, outbreak response, and is the procurement agency for a number of programs and partners, e.g. the Global Polio Eradication Initiative (GPEI), procuring around 1 billion doses of Oral Polio Vaccines annually, Gavi the Vaccine Alliance, and COVAX Facility. When joining UNICEF in 2007, Ann was responsible for procurement and supply for new vaccine introductions, including the conceptual development of the Advance Market Commitment of Pneumococcal conjugate vaccines. Before joining UNICEF, Ann was Director of Global Sales and Vaccine Procurement at a government owned vaccine manufacturer.