Both the constructive disagreement intrinsic to science and the adversarial scrutiny necessary to politics disappear in this invocation of science as the ultimate authority – this trick will become familiar in the coming months. An extraordinary emergency requires extraordinary powers; no one disagrees with that. But it is politics, not science, which grants these powers legitimacy. How long will they endure?
The Chief Justice of South Africa, the Hon. Mr Justice Sandile Ngcobo, will deliver the first Claude Leon public lecture on the topic: