Gregory A. Smith is the associate director of research at the Pew Research Center. He’s an expert on religion in America. Arrange interviews through Anna Schiller.

Read “‘Whatever is necessary’: Obama defends war, again,” a post at Vox Nova from June 24, 2010, a liberal-leaning blog on things Catholic that in this essay criticizes Obama’s commitment to the Afghan war effort.

Read “Endless war, a recipe for four-star arrogance,” a June 27, 2010, op-ed in The Washington Post by Andrew J. Bacevich. Bacevich is a Vietnam veteran, a professor of history and international relations at Boston University, and a Catholic who often writes on issues of war and peace from a faith perspective. His book Washington Rules: America’s Path to Permanent […]

John Judis is a senior editor at The New Republic and a visiting fellow at the Carnegie Endowment for International Peace. He wrote an article about the influence of religion on U.S. foreign policy.

Leo Ribuffo is a history professor at the Elliott School of International Affairs at George Washington University in Washington, D.C. He has written about the complex relationship between religion and American foreign policy.

Melani McAlister is an associate professor of American studies and international affairs at George Washington University in Washington, D.C. She participated in a February 2008 roundtable discussion about American evangelicals and the 2008 primaries at Princeton University’s Center for the Study of Religion. She is also at work on a book about American evangelicals and global vision.

Christopher Bader is a professor of sociology at Chapman University. He serves as associate director of the Association of Religion Data Archives and was principal investigator of the first two waves of the Baylor Religion Survey.

Darby Kathleen Ray is an associate professor of religious studies and director of the Millsaps Faith and Work Initiative at Millsaps College in Jackson, Miss. She is the editor of Theology That Matters: Ecology, Economy and God (2006).

Kevin J. Christiano is an associate professor of sociology who specializes in religion at the University of Notre Dame in South Bend, Ind. He is the author of Sociology of Religion: Contemporary Developments and has written and taught extensively on the sociology of religion.