The story of Claudius has been often told before. Ancient writers saw the emperor as the dupe of his wives and palace insiders; Robert Graves tried to rehabilitate him as a far shrewder, if still frustrated, politician. Josiah Osgood shifts the focus off the personality of Claudius and on to what his tumultuous years in power reveal about the developing political culture of the early Roman Empire. What precedents set by Augustus were followed? What...