We speak often of 'representative democracy' and we tend to regard it as the dominant form of government in the modern West. But who or what is represented by the electoral systems of the modern democratic state? Although we may be tempted to regard contemporary democracies as embodying essentially the same underlying conceptions of representation, a careful examination of constitutional texts, legislative frameworks, and judicial interpretations reveals important differences from one country to the next. In particular, the problem of electoral apportionment has produced a line of constitutional cases in the United States, Canada, and Australia that raise very similar sets of issues, but with strikingly different results. This article compa...