D. A. Carson (PhD, Cambridge University) is Emeritus Professor of New Testament at Trinity Evangelical Divinity School, where he has taught since 1978. He is a cofounder of the Gospel Coalition and has written or edited nearly 120 books. He and his wife, Joy, have two children and live in the north suburbs of Chicago.Jeff Robinson Sr. (PhD, The Southern Baptist Theological Seminary) is a senior editor for the Gospel Coalition and serves as the lead pastor for Christ Community Church of Louisville. He also serves as adjunct professor of church history at the Southern Baptist Theological Seminary. He is the coauthor of To the Ends of the Earth: Calvin's Missional Vision and Legacy.Sanders (Sandy) L. Willson (DD, Crichton College) has been the senior minister at Second Presbyterian Church in Memphis, Tennessee since 1995. Sandy is a cofounder of the Memphis Center for Urban Theological Studies as well as a cofounder and chair of the Nexus leadership mentoring program. He also serves on the boards of the Gospel Coalition, World Relief, Union University, and Reformed Theological Seminary. Sandy and his wife, Allison, have five children and ten grandchildren.John Piper (DTheol, University of Munich) is the founder and teacher of desiringGod.org and the chancellor of Bethlehem College & Seminary. He served for thirty-three years as the senior pastor of Bethlehem Baptist Church in Minneapolis, Minnesota, and is the author of more than fifty books, including Desiring God; Don't Waste Your Life; This Momentary Marriage; A Peculiar Glory; and Reading the Bible Supernaturally.Timothy J. Keller is the founding pastor of Redeemer Presbyterian Church in New York. He is the best-selling author of The Prodigal God and The Reason for God. Thabiti M. Anyabwile (MS, North Carolina State University) serves as a pastor at Anacostia River Church in Washington, DC, and is the author of numerous books. He serves as a council member of the Gospel Coalition, is a lead writer for 9Marks Ministries, and regularly blogs at The Front Porch and Pure Church. He and his wife, Kristie, have three children., Vicar Emeritus, St Jude's Church, Carlton, Australia; former Principal, Ridley College Melbourne; author; Speaking God's Words: A Practical Theology of Preaching and The Message of MalachiSinclair B. Ferguson (PhD, University of Aberdeen) is Chancellor's Professor of Systematic Theology at Reformed Theological Seminary and the former senior minister of the First Presbyterian Church in Columbia, South Carolina. He is the author of several books, the most recent being By Grace Alone: How the Grace of God Amazes Me. Sinclair and his wife, Dorothy, have four grown children.Thomas R. Schreiner (MDiv and ThM, Western Conservative Baptist Seminary; PhD, Fuller Theological Seminary) is the James Buchanan Harrison Professor of New Testament Interpretation and associate dean of the school of theology at the Southern Baptist Theological Seminary.Gerald Bray (DLitt, University of Paris-Sorbonne) is research professor at Beeson Divinity School and director of research for the Latimer Trust. He is a prolific writer and has authored or edited numerous books, including The Doctrine of God, Biblical Interpretation, God Is Love, and God Has Spoken.