Governments should never be in thrall to scientists by Sean Walsh The philosopher of science (and incorrigible mischief maker) Paul Feyerabend once wrote this: Unanimity of opinion may be fitting for a church, for the frightened or greedy victims of some (ancient, or modern) myth, or for the weak and willing followers of some tyrant. Variety of opinion is necessary for objective knowledge. And a method that encourages variety is also the only method that is comparable with a humanitarian outlook.Against Method Feyerabend claims in that book that the separation of science and state is at least as important as that of Church and state. The problem with SAGE, he’d argue, is not that it is composed of rubbish scientists (although he’d certainly have thought that), but that it exists at all. When you throw epidemiologists, computer modellers, behavioural ‘nudge’ scientists, immunologists, sociologists and (for all I know) tarot card readers into a Government briefing room and instruct them to find a consensus then you are making the mistake of believing that ‘consensus’ is the friend of knowledge, when in fact it is usually an enemy. Those who would advocate the inclusion of, for example, Sunetra Gupta onto this group miss this point: her best work will be done outside the Lockdown Establishment. Were Professor Gupta to be invited to ...