Kirbyjon Caldwell is senior pastor of Windsor Village United Methodist Church in Houston. He is the co-author of Entrepreneurial Faith: Launching Bold Initiatives to Expand God’s Kingdom (WaterBrook Press, 2004) and author of The Gospel of Good Success: A Road Map to Spiritual, Emotional and Financial Wholeness (Fireside, 2000). He was a spiritual adviser to President George W. Bush.

Stephen Winzenburg a is a professor of communications at Grand View University in Des Moines, Iowa, where he has studied the fund-raising activities of televangelists, some of whom avow the prosperity gospel.

R. Drew Smith is a Baptist minister and professor of urban ministry at Pittsburgh Theological Seminary. He has studied and written about black megachurches and has edited four volumes on American religion and public life, including New Day Begun: African American Churches and Civic Culture in Post-Civil Rights America.

Sam Pollard is a professor of film and television at New York University in New York, N.Y. He has produced and directed several documentaries, including one about black preachers for the History Channel.

Milmon F. Harrison is the author of Righteous Riches: The Word of Faith Movement in Contemporary African American Religion (Oxford University Press, 2005). He is an associate professor of African-American and African studies at the University of California, Davis.

Douglas John Hall is author of The Cross in Our Context: Jesus and the Suffering World, in which he examines whether Christianity teaches some a love of consumption and waste. He is emeritus professor of theology at McGill University in Montreal, Quebec. He has written extensively about neo-Orthodoxy.

Craig M. Gay is professor of interdisciplinary studies and associate academic dean at Regent College in Vancouver, B.C., Canada. He has written about evangelical Christianity and its relation to money.

Tony Campolo is a prominent evangelical pastor who helps lead Red Letter Christians, a progressive Christian movement aimed at building a more just society. He is also an author and a professor emeritus at Eastern University in St. Davids, Pennsylvania. Campolo served as a spiritual adviser to President Bill Clinton.

Craig Blomberg is a distinguished professor of New Testament at Denver Seminary in Colorado and author of Neither Poverty Nor Riches: A Biblical Theology of Possessions, a study of prosperity theology.