Years ago, a graduate student and I spent untold hours trying to track down the religious affiliations of various state and national politicians — all in an effort to see which religious groups had more political clout, and which had less. I am happy to report that this work is now being done, at least for the U.S. Congress, by the Pew Forum on Religion & Public Life.

"Faith on the Hill: The Religious Composition of the 112th Congress" tells us a lot of things we already knew, but enough new things to make for interesting reading.

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