Wherever we turn in America today, we see angry citizens disparaging government, distrusting each other, avoiding civic life, and professing a hatred of politics and politicians of all stripes. Is our situation hopeless? Wilson Carey McWilliams wouldn't think so.

McWilliams, one of the preeminent political theorists of the twentieth century, was closely identified with an ambitious intellectual enterprise to reclaim and restore democracy as a source of national veneration, inspiration, and salvation. Better than most of his contemporaries, he understood and illuminated the major sources...