Andrew Gregory is Professor of History and Philosophy of Science, University College London, UK. He is the author of many books on the science of the ancient world, including Plato's Philosophy of Science (Bloomsbury, 2000), Eureka! The Birth of Science (2001), Ancient Greek Cosmogony (Bloomsbury, 2008), The Presocratics and the Supernatural (Bloomsbury, 2013), Anaximander: A Re-Assessment (Bloomsbury, 2016) and Early Greek Philosophies of Nature (Bloomsbury, 2020).