It is impossible to be certain which, if any, of the works in the Hippocratic corpus were written by Hippocrates himself c.430 BC. His fame was such that many Greek medical writings became attributed to him. What they have in common is not dogma but, rather, constructive debate between one another. They also share a concern with meticulous observation and an insistence on physical, not supernatural, causation of illness. The writers were the pioneers of rational medicine; their ideas, dominant f...