Sir William John Edmunds OBE FMedSci is a British epidemiologist, and a professor in the Faculty of Epidemiology and Population Health at the London School of Hygiene & Tropical Medicine.

[1][2][3][4] Edmunds studied at Imperial College London where he was awarded a PhD in 1994 for research investigating the epidemiology of hepatitis B.

[6] Edmunds specialises in the design of control programmes against infectious diseases,[7] including chlamydia, the 2009 swine flu pandemic, the HPV vaccine, and the Western African Ebola virus epidemic.

[13] This position on delay led to direct clashes with politician Matt Hancock, the serving Secretary of State for Health and Social Care.

[14] Edmunds was appointed Officer of the Order of the British Empire (OBE) in the 2016 New Year Honours for services to infectious disease control particularly the Ebola crisis response in West Africa.