The Structure of Scientific Revolutions

Thomas Kuhn’s The Structure of Scientific Revolutions can be seen, without exaggeration, as a landmark text in intellectual history. In his analysis of shifts in scientific thinking, Kuhn questioned the prevailing view that science was an unbroken progression towards the truth. Progress was actually made, he argued, via "paradigm shifts", meaning that evidence that existing scientific models are flawed slowly accumulates – in the face, at first, of opposition and doubt – until it finally results in a crisis that forces the development of a new model. This development, in turn, produces a period of rapid change – "extraordinary science," Kuhn terms it – before an eventual return to "normal science" begins the…