Roger E. Olson (Ph.D., Rice University) is professor of theology at George W. Truett Theological Seminary of Baylor University in Waco, Texas. He is the author of The Story of Christian Theology: Twenty Centuries of Tradition & Reform, The Mosaic of Christian Belief: Twenty Centuries of Unity & Diversity (both InterVarsity Press) and The Westminster Handbook to Evangelical Theology (Westminster John Knox). He is also coauthor of 20th-Century Theology: God & the World in a Transitional Age and Who Needs Theology? An Invitation to the Study of God (both with Stanley J. Grenz, InterVarsity Press), and of The Trinity (with Christopher A. Hall, Eerdmans).
Dan Kimball (MA, Western Seminary) is the pastor of Vintage Faith Church in Santa Cruz, California, and currently working toward his Doctor of Ministry from George Fox Evangelical Seminary. He is the author of several books published by Zondervan including The Emerging Church (2003), Emerging Worship (2004) and They Like Jesus But Not the Church (2007). He also contributed to a book by the late Robert Webber in 2007 titled Listening to Beliefs of Emerging Churches (2007, Zondervan).