On 11 March 2020, the WHO declared we were in a pandemic. Covid-19 was tearing through the world at an alarming rate and little was actually known about it, let alone how to treat it. The majority of us had paid little attention to the development of a new strain of coronavirus in China earlier on in the year; however, on 4 January 2020 Justin Stebbing, Professor of Cancer Medicine and Oncology at Imperial College London, wrote an email to Niall Ferguson mentioning stories he had heard of strange cases of pneumonia emanating from Wuhan, China. He then began writing daily notes. In Witness...