David Wells (PhD, University of Manchester) is a distinguished research professor at Gordon-Conwell Theological Seminary. He is the author or editor of a number of books, some of which have been translated into many different languages. He is a member of the John Stott Ministries board, where he has worked to bring theological education to church leaders in developing countries. He is also actively involved in working to build orphanages and provide educational opportunities for victims of civil wars and AIDS in Africa. David and his wife, Jane, live in Massachusetts. Christopher W. Morgan (PhD, Mid-America Baptist Theological Seminary) is a professor of theology and the dean of the School of Christian Ministries at California Baptist University. He is the author or editor of over twenty books, including several volumes in the Theology in Community series. Gregg R. Allison (PhD, Trinity Evangelical Divinity School) is professor of Christian theology at the Southern Baptist Theological Seminary. He is secretary of the Evangelical Theological Society, a book review editor for the Journal of the Evangelical Theological Society, an elder at Sojourn Community Church, and a theological strategist for Harbor Network. Allison has taught at several colleges and seminaries, including Western Seminary in Portland, Oregon, and Trinity Evangelical Divinity School in Deerfield, Illinois, and is the author of numerous books, including Historical Theology; Sojourners and Strangers; and Roman Catholic Theology and Practice. Michael J. Kruger (PhD, University of Edinburgh) is the president and Samuel C. Patterson Professor of New Testament and Early Christianity at Reformed Theological Seminary in Charlotte, North Carolina, and a leading scholar on the origins and development of the New Testament canon. He blogs regularly at michaeljkruger.com. 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. John M. Frame (DD, Belhaven College) is J. D. Trimble Chair of Systematic Theology and Philosophy at Reformed Theological Seminary in Orlando, Florida. He has published many books, including The Doctrine of God and Systematic Theology. Robert Letham (PhD, University of Aberdeen) is professor of systematic and historical theology at Union School of Theology. A Presbyterian minister with twenty-five years of pastoral experience, he is the author of books such as The Work of Christ; The Holy Trinity; and Union with Christ, and a range of articles published in encyclopedias and journals. R. Kent Hughes (DMin, Trinity Evangelical Divinity School) is senior pastor emeritus of College Church in Wheaton, Illinois, and former professor of practical theology at Westminster Theological Seminary in Philadelphia, Pennsylvania. Hughes is also a founder of the Charles Simeon Trust, which conducts expository preaching conferences throughout North America and worldwide. He serves as the series editor for the Preaching the Word commentary series and is the author or coauthor of many books. He and his wife, Barbara, live in Spokane, Washington, and have four children and an ever-increasing number of grandchildren. J. I. Packer (1926–2020) served as the Board of Governors’ Professor of Theology at Regent College. He authored numerous books, including the classic bestseller Knowing God. Packer also served as general editor for the English Standard Version Bible and as theological editor for the ESV Study Bible. Scott R. Swain (PhD, Trinity Evangelical Divinity School) serves as president and James Woodrow Hassell Professor of Systematic Theology at Reformed Theological Seminary in Orlando, Florida. He is the author or editor of several books, including The God of the Gospel and Retrieving Eternal Generation. Scott and his wife, Leigh, reside in Orlando, Florida, with their four children. Swain is an ordained minister in the Presbyterian Church in America. Kelly M. Kapic (PhD, King's College, University of London) is a professor of theological studies at Covenant College in Lookout Mountain, Georgia, where he has taught since 2001. Kapic is an author or editor of more than fifteen books. In addition to his work on the Puritan John Owen, his other writings include You’re Only Human and Embodied Hope, which each won a Christianity Today Book of the Year Award. Fred Sanders (PhD, Graduate Theological Union) is professor of theology at the Torrey Honors College at Biola University. Sanders is the author of The Deep Things of God and blogs at fredfredfred.com. David S. Dockery (PhD, University of Texas) is Distinguished Professor of Theology at Southwestern Baptist Theological Seminary. He is also the chancellor of Trinity International University in Deerfield, Illinois, following five years as president. He is a much-sought-after speaker and lecturer, a consulting editor for Christianity Today, and the author or editor of more than thirty books. Dockery and his wife, Lanese, have three sons and seven grandchildren. Stephen J. Nichols (PhD, Westminster Theological Seminary) serves as the president of Reformation Bible College and chief academic officer of Ligonier Ministries. He has written over twenty books and is an editor of the Theologians on the Christian Life series. He also hosts the weekly podcast 5 Minutes in Church History. Michael Reeves (PhD, King’s College, London) is president and professor of theology at Union School of Theology in Bridgend and Oxford, United Kingdom. He is the author of several books, including Delighting in the Trinity; Rejoice and Tremble; and Gospel People. Graham A. Cole (ThD, Australian College of Theology) is emeritus dean and emeritus professor of biblical and systematic theology at Trinity Evangelical Divinity School. An ordained Anglican minister, he has served in two parishes and was formerly the principal of Ridley College. Graham lives in Australia with his wife, Jules. Paul R. House (PhD, The Southern Baptist Theological Seminary) serves as professor of divinity at Beeson Divinity School in Birmingham, Alabama. He has been a pastor or teacher in churches, Christian colleges, and seminaries for over thirty years. He is a past president of the Evangelical Theological Society, an active member of the Society of Biblical Literature, and a member of the Translation Oversight Committee for the English Standard Version Bible. House is the author of numerous books, including Bonhoeffer’s Seminary Vision. Bryan Chapell is a bestselling author of many books, including Christ-Centered Preaching and Holiness by Grace. He is pastor emeritus of the historic Grace Presbyterian Church in Peoria, Illinois; president emeritus of Covenant Theological Seminary; and president of Unlimited Grace Media (unlimitedgrace.com), which broadcasts daily messages of gospel hope in many nations.   Stephen J. Wellum (PhD, Trinity Evangelical Divinity School) is professor of Christian theology at the Southern Baptist Theological Seminary in Louisville, Kentucky, and editor of The Southern Baptist Journal of Theology. Stephen and his wife, Karen, have five adult children. Sam Storms (PhD, University of Texas at Dallas) has spent more than four decades in ministry as a pastor, professor, and author. He is currently the senior pastor at Bridgeway Church in Oklahoma City, Oklahoma, and was previously a visiting associate professor of theology at Wheaton College from 2000 to 2004. He is the founder of Enjoying God Ministries and blogs regularly at SamStorms.org. Bob Yarbrough (PhD, University of Aberdeen, Scotland) is professor of New Testament at Covenant Theological Seminary in St. Louis, Missouri. He was previously professor of New Testament and department chair at Trinity Evangelical Divinity School. He is the author or coauthor of several books and is active in pastoral training in Africa.