Diana Chang Blanc is currently the Unit Head, a.i., of Expanded Programme of Immunization (EPI), under the Department of Immunization, Vaccines and Biologicals at the World Health Organisation based in Geneva, Switzerland. Prior to joining WHO Geneva in 2011, Ms Chang Blanc served for four years as the Regional EPI officer in the East Asia Pacific Regional office of UNICEF supporting country offices design and implement immunization programming (Cambodia, China, Indonesia, Korea DPR, Laos PDR, Mongolia, Myanmar, Papua New Guinea, Pacific Islands, Philippines, Timor Leste, and Viet Nam), and previously served for three years as the Regional EPI officer for the Mekong Programme of PATH Children’s Vaccine Programme, based in Bangkok, Thailand.

In the early 2000s, she served as EPI Technical Officer in the sub-regional office of WHO Eastern Africa based in Nairobi, Kenya, supporting East and Southern African Member States in the introduction of Hepatitis B and Haemophilus influenza type B vaccines.

Ms. Chang Blanc has a Master’s in Public Policy from John F. Kennedy School of Government, Harvard University with a concentration on international health and a Bachelor of Arts from the University of Pennsylvania, both based in the USA. She is fluent in English and French.