See a chart of 2004 exit polls at the CNN web site that shows the Catholic vote results for each candidate and can be broken down by state.

The Center for Applied Research in the Apostolate at Georgetown University in Washington conducts an annual poll of U.S. Catholics that includes questions on politics. CARA analysts examined the 2004 Catholic vote in this PDF file. An April 2004 analysis showed that 30.5 percent of Catholics said they usually think of themselves as Republicans, 38.5 percent as Democrats and 21.8 percent […]

An August 2005 Pew Forum poll examines the attitudes of various religious groups, including Catholics, toward politics and salient issues.

A Los Angeles Times/Bloomberg poll conducted in late June 2006 about voter views on the religious affiliations of possible presidential candidates showed that 10 percent of respondents would not vote for a candidate who was Roman Catholic. Yet that figure is much lower than the 21 percent who said they would not vote for an evangelical Protestant, […]

Chris Soper is a professor of political science at Pepperdine University in Malibu, Calif., and the author of Evangelical Christianity in the United States and Great Britain: Religious Beliefs, Political Choices.

The Rev. Russell Johnson is senior pastor at Fairfield Christian Church in Lancaster, Ohio. He and the Rev. Rod Parsley of World Harvest Church in Columbus have been accused by other Ohio pastors of using their churches as political platforms to advance conservative policies and Republican candidates.

Kevin Phillips, former Republican strategist, is a political and economic commentator. He is the author of American Theocracy: The Peril and Politics of Radical Religion, Oil and Borrowed Money in the 21st Century (2006), in which he describes the Republican Party as “the first American religious Party” in America. Contact via Laura Tisdel.

Peter Wehner is a senior fellow at the Ethics and Public Policy Center and a former deputy assistant to President George W. Bush. Wehner wrote a Dec. 31, 2007, National Review article titled “Among Evangelicals, a Transformation.”

Jimmy Carter is a former president of the United States and a Southern Baptist. In his book, Our Endangered Values: America’s Moral Crisis, he writes of an “unapologetic crusade underway to merge fundamentalist Christians with the right wing of the Republican Party.” Contact through Tony Clark at the Carter Presidential Library.