Hannah Arendt's last philosophical work was an intended three-part project entitled The Life of the Mind. Unfortunately, Arendt lived to complete only the first two parts, Thinking and Willing. Of the third, Judging, only the title page, with epigraphs from Cato and Goethe, was found after her death. As the titles suggest, Arendt conceived of her work as roughly parallel to the three Critiques of Immanuel Kant. In fact, while she began work on The Life of the Mind, Arendt lectured on "Kant's Political Philosophy," using the Critique of Judgment...

In recent years there has been an explosion of interest in the theme of citizenship among political philosophers. Any attempt to reflect theoretically on this topic must address a host of vital questions: how to distinguish between "insiders" and "outsiders" in a normatively defensible way; how to secure for all individuals within a political society a sense of full membership in the social and political life of that society; and how to keep allegiance to the political community durable in the face of mounting pressures, domestic and international.

The need to rethink the issue of...