Dr Dorothy Mbori-Ngacha is the Senior HIV Specialist on EMTCT and Paediatric HIV for UNICEF’s global HIV/AIDS programmes. She is an epidemiologist with specialist training in pediatrics, infectious disease and child health. She has extensive experience as a public health professional working in academia, the public sector, the NGO community and international organizations. In her current role, she supports global efforts towards achievement of global targets to eliminate mother to child HIV transmission and attain universal treatment coverage for women, children and adolescents living with HIV. Dr. Mbori-Ngacha is also responsible for fostering inter-agency collaboration and establishing strategic partnerships within the UN and with other key stakeholders including Ministries of Health and civil society. A national of Kenya, Dr Mbori-Ngacha holds a Medical Degree and a Master of Medicine in Paediatrics from the University of Nairobi School of Medicine, and a Master’s in Public Health (Epidemiology) from the University of Washington, Seattle. Dr. Mbori-Ngacha’s research area is in the field of PMTCT and Paediatric HIV. She has served on several DSMBs of groundbreaking studies and sits on several national and international advisory committees related to her expertise.