The West African Ebola outbreak has been the largest, most severe and most complex in human history. For more than a year, people from all over the world have answered the call to work with WHO to overcome this outbreak. Starting from the initial detection of the outbreak, to the arrival of the first responders, to the overwhelming spread of cases in West Africa, to the moment when cases began to decline, ‘The Ebola Diaries’ is a series of first-person accounts describing what it has been like working on the front lines of a global health crisis of unprecedented proportions.