Kant on the FrontierFrontier: the border between two countries; the limits of civilization; the bounds of established knowledge; a new field of activity. At a time when all borders, boundaries, margins, and limits are beingoften violentlychallenged, erased, or reinforced, we must rethink the concept of frontier itself. But is there even such a concept? Through an original and imaginative reading of Kant, Geoffrey Bennington casts doubt upon the conceptual coherence of