David Yamane is a professor of sociology at Wake Forest University and expert on American Catholicism. He is the author of The Catholic Church in State Politics: Negotiating Prophetic Demands and Political Realities. Over the last few years, Yamane has shifted his attention to gun culture and studies the rise of armed citizens.

Estrelda Alexander is president of William Seymour College in Bowie, Md., and author of The Women of Azusa Street (The Pilgrim Press, 2005), which explores the major role of women in the birth and success of Pentecostalism, especially among African-Americans.

Robert W. Graves is president of the Atlanta-based Foundation for Pentecostal Scholarship, which was started to foster a growing theological and intellectual development in Pentecostalism.

Philip Jenkins is Edwin Erle Sparks Professor of Humanities at Pennsylvania State University. He also is a Distinguished Senior Fellow at Baylor University’s Institute for Studies of Religion and serves as co-director for the institute’s Initiative on Historical Studies of Religion. He is the author of Climate, Catastrophe and Faith: How Changes in Climate Drive Religious Upheaval and The Next Christendom: The […]

Cheryl J. Sanders is professor of Christian ethics at Howard University School of Divinity and senior pastor of the Third Street Church of God in Washington, D.C. She has written extensively on race and culture and on the holiness-Pentecostal experience in African-American religion and culture. She can discuss the tradition of community work among black churches.

Todd M. Johnson is co-director of the Center for the Study of Global Christianity at Gordon-Conwell Theological Seminary in South Hamilton, Massachusetts. The rise of Pentecostalism has been a major focus of the program. He is also an expert on international religious demography; he is associate editor of the World Christian Database and is co-editor […]

Jeff Farmer of Puyallup, Wash., heads the executive board of the Pentecostal/Charismatic Churches of North America. It is an umbrella organization that grew out of the so-called “Memphis Miracle” of October 1994, in which a number of leading black and white Pentecostal leaders and communities reconciled after decades of racial division.

Grant Wacker is professor emeritus of Christian history at Duke University Divinity School in Durham, N.C. He specializes in the history of evangelicalism, Pentecostalism and world missions and is the author of Heaven Below: Early Pentecostals and American Culture.

Wesley Granberg-Michaelson is general secretary of the Reformed Church in America, with headquarters in Grand Rapids, Mich. In October 2005 he gave an address in New York City on the promise of Pentecostal Christianity and the need for mainline churches like his own to forge bonds with this burgeoning, global movement.