Among developed nations, America stands out as an exceptionally religious country. While other wealthy nations grow ever more secular, the U.S. remains devoted to religion. New research on religion, however, finds that the U.S. may not be so exceptional after all. There is growing evidence linking religiosity to income inequality—countries where there are more haves than have-nots tend to be more religious than more egalitarian societies. The U.S., for all its wealth, is also a land of vast economic inequality. America's wealth exceeds that of European countries, but this wealth is spread out as unequally as it is in Uganda or Jamaica. And it is this high level of inequality that may help explain the so-called exceptional level of religiosity.
At least since Voltaire, scholars have predicted that religion would eventually be extinguished. It was seen as being ill-fitted for an enlightened, modern, rational world. Early sociologists saw society moving through an inevitable process ...1