Many evangelicals believe that Young Earth Creationism is the only authentic, biblical way for Christians to understand origins, and that until the advent of Darwin's theory of evolution, it was the only view held by Christians. However, in this excerpt from Saving Darwin, Karl Giberson explains that Young Earth Creationism's origins are surprisingly recent.

Although committed to the principle of sola Scriptura, Calvin recognized that the Bible would have been written in terms its original recipients would have understood. Calvin inherited the medieval cosmology of his time, a way of viewing the world heavily influenced by Greek thought and one which was about to receive shocks from astronomers such as Copernicus and Galileo. But not just yet.