It can come as no surprise that the ethnic makeup of the American population is rapidly changing. That there are political repercussions from these changes is also self-evident. How the changes can, must, and should alter our very understanding of democracy, though, may not be obvious. Political theorist John Burke addresses these issues by offering a "mestizo" theory of democracy and tracing its implications for public policy.

The challenge before the United States in the coming century, Burke posits, will be to articulate a politics that neither renders cultures utterly...