The untold story of the discovery of the first wonder drug, the men who led the way, and how it changed the modern world The discovery of penicillin in 1928 ushered in a new age in medicine. But it took a team of Oxford scientists headed by Howard Florey and Ernst Chain four more years to develop it as the first antibiotic, and the most important family of drugs in the twentieth century. At once the world was transformed--major bacterial scourges...