As of mid-February 2012, the controversy over birth control hadn’t significantly affected Catholics’ views of Obama, according to Gallup Daily tracking.

Dr. Tim White is the senior and founding pastor at Washington Cathedral in Redmond, Wash. He has led the creation of five non-profit foundations that are primary outreaches into neighboring communities and that now extend worldwide.

Kristin E. Heyer is an associate professor in the religious studies department at Santa Clara University in Santa Clara, Calif. She co-edited Catholics and Politics: The Dynamic Tension Between Faith & Power.

Mark Allan Powell is a professor of New Testament at Trinity Lutheran Seminary in Columbus, Ohio, and the author of Giving to God: The Bible’s Good News About Living a Generous Life.

Vincent J. Miller is a professor of Catholic theology at the University of Dayton. Miller is an expert on religion and politics and the Catholic Church’s role in politics and public policy.

Watch a 2007 Boston Globe video about Romney’s Mormonism.

Read an article from the spring 2011 issue of the scholarly journal Religion in the News about how religious practices predict political beliefs.

Read an Aug. 17, 2011, Washington Post blog post about how religion can be used to predict Tea Partiers.

Read a Dec. 17, 2011, New York Times story about the impact of Newt Gingrich’s religion on the 2012 campaign.