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. Raymond C. Ortlund Jr. is the president of Renewal Ministries and pastor to pastors at Immanuel Church, Nashville. He is also the author of several books, including the Preaching the Word commentaries on Isaiah and Proverbs and Marriage and the Mystery of the Gospel. He is also a contributor to the ESV Study Bible. Ray and his wife, Jani, have been married for fifty years. Alistair Begg serves as the senior pastor of Parkside Church near Cleveland, Ohio. He has been in pastoral ministry since 1975 and served eight years in Scotland at both Charlotte Chapel in Edinburgh and Hamilton Baptist Church. He has written several books and is heard daily on the radio program Truth For Life. He and his wife, Susan, have three grown children. 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. Stephen Um (PhD, University of St. Andrews) is the author of Micah for You and 1 Corinthians in the Preaching the Word series. Stephen and his wife, Kathleen, live in Boston, Massachusetts, with their three daughters. Christopher Ash is writer in residence at Tyndale House in Cambridge. He previously served as a pastor and church planter and as the director of the Proclamation Trust’s Cornhill Training Course in London. He and his wife, Carolyn, are members of a church in Cambridge, and they have four children and numerous grandchildren. Sam Crabtree is a pastor at Bethlehem Baptist Church in Minneapolis, Minnesota, where he has served for over twenty years. He is a former public-school teacher, is the chairman of the board of Bethlehem College & Seminary, and is the author of Practicing Affirmation. Sam and his wife, Vicki, live in Minneapolis, Minnesota, and have two daughters and six grandchildren. Greg Gilbert (MDiv, The Southern Baptist Theological Seminary) is senior pastor at Third Avenue Baptist Church in Louisville, Kentucky. He is the author of What Is the Gospel?; James: A 12-Week Study; and Who Is Jesus?; and is the coauthor of What Is the Mission of the Church? Greg and his wife, Moriah, have three children. James M. Hamilton Jr. (PhD, The Southern Baptist Theological Seminary) is professor of biblical theology at the Southern Baptist Theological Seminary and preaching pastor at Kenwood Baptist Church. 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. Paul E. Miller (MDiv, Biblical Seminary) is executive director of seeJesus, a global discipling mission that mentors through seminars, cohorts, and interactive Bible studies. He is the bestselling author of A Praying Life and J-Curve. Paul and his wife, Jill, live in the Philadelphia area and have six children and fifteen grandchildren. Listen to the Seeing Jesus with Paul Miller podcast or learn more at seeJesus.net. 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. Jared C. Wilson is assistant professor of pastoral ministry at Midwestern Baptist Theological Seminary and director of the Pastoral Training Center at Liberty Baptist Church in Kansas City, Missouri. He is a popular author and conference speaker, and also blogs regularly at Gospel Driven Church, hosted by the Gospel Coalition. His books include Gospel Wakefulness; The Storytelling God; and The Wonder-Working 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. David Powlison (1949–2019) was a teacher, a counselor, and the executive director of the Christian Counseling & Educational Foundation. He received his PhD from the University of Pennsylvania and was also the senior editor of the Journal of Biblical Counseling. He wrote a number of books, including How Does Sanctification Work?; Making All Things New; and God's Grace in Your Suffering. Edward T. Welch (PhD, University of Utah) is a counselor and faculty member at the Christian Counseling & Educational Foundation. He has been counseling for more than 35 years and has written extensively on the topics of depression, fear, and addictions. His books include When People Are Big and God Is Small, Crossroads: A Step-by-Step Guide Away From Addiction, Running Scared: Fear, Worry and the God of Rest, Shame Interrupted, and Side by Side. He blogs regularly at CCEF.org. Jon Bloom (BA, Bethel University) is the cofounder and president of desiringGod.org, where he contributes regularly. He is also the author of several books. Bloom and his wife, Pam, live in Minneapolis with their five children. Mike Bullmore (PhD, Northwestern University) serves as the senior pastor of Crossway Community Church in Bristol, Wisconsin. He was formerly professor of homiletics/practical theology and department chair at Trinity Evangelical Divinity School in Deerfield, Illinois. Mike lives in Kenosha, Wisconsin, with his wife, Beverly. They have three children. 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.   Dan Doriani (PhD, Westminster Theological Seminary) serves as the vice president of strategic academic projects and professor of theology at Covenant Seminary. He previously served as the senior pastor of Central Presbyterian Church in Clayton, Missouri, and has been involved in several planning and study committees at the presbytery level in both the Presbyterian Church in America (PCA) and the Evangelical Presbyterian Church (EPC). Dan lives with his wife, Debbie, in Chesterfield, Missouri, and has three grown daughters. Graeme Goldsworthy (PhD, Union Theological Seminary) previously served as a lecturer in biblical theology, Old Testament, and hermeneutics at Moore Theological College in Sydney, Australia. Graeme lives in Brisbane, Australia, with his wife, Miriam. They have four adult children. John D. Hannah (PhD, University of Texas at Dallas) is research professor of theological studies and distinguished professor of historical theology at Dallas Theological Seminary. He is a frequent church and conference speaker both at home and abroad. He remains active in church ministries and serves on the boards of several organizations. Dave Harvey (DMin, Westminster Theological Seminary) is the president of Great Commission Collective, a church-planting ministry. Dave pastored for thirty-three years, founded AmICalled.com, and travels widely across networks and denominations as a popular conference speaker. He is the author of When Sinners Say “I Do”; I Still Do!; Am I Called?; and Rescuing Ambition; and coauthor of Letting Go. Dave and his wife, Kimm, live in southwest Florida. He also writes at RevDaveHarvey.com, and you can follow him on Twitter. Justin S. Holcomb (PhD, Emory University) is an Episcopal priest and teaches theology at Reformed Theological Seminary, Orlando. He has written or edited more than twenty books on abuse, theology, and biblical studies. Justin and his wife, Lindsey, live in Orlando, Florida, with their two daughters. 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. Ryan Kelly (PhD, Vrije Universiteit Amsterdam) is the pastor for preaching at Desert Springs Church in Albuquerque, New Mexico, and serves as a council member for the Gospel Coalition. Ryan and his wife, Sarah, have four children. Julius J. Kim (PhD, Trinity Evangelical Divinity School) serves as an elder at New Life Presbyterian Church and the visiting professor of practical theology at Westminster Seminary California. He is the author of Preaching the Whole Counsel of God and a contributor to the ESV Gospel Transformation Study Bible. Dave Kraft served with the Navigators for thirty-seven years and currently runs his own coaching practice. He and his wife, Susan, have four adult children and seven grandchildren. More about Dave can be found at DaveKraft.org. Jason C. Meyer (PhD, The Southern Baptist Theological Seminary) is the lead pastor at Urban Refuge Church in Minneapolis. He is the author of Preaching: A Biblical Theology and a commentary on Philippians in the ESV Expository Commentary. Gary Millar (DPhil, Oxford) is principal of Queensland Theological College in Australia. He also served as a pastor in Ireland for seventeen years. He has written several books, including Now Choose Life: Theology and Ethics in Deuteronomy, and contributed to the ESV Men’s Study Bible and the ESV Expository Commentary series. Andrew David Naselli (PhD, Bob Jones University; PhD, Trinity Evangelical Divinity School) is professor of systematic theology and New Testament at Bethlehem College and Seminary in Minneapolis and one of the pastors of the North Church in Mounds View, Minnesota. Tom Nelson (DMin, Trinity Evangelical Divinity School) has served as senior pastor of Christ Community Church in Leawood, Kansas, for more than twenty years. He is the author of Five Smooth Stones and Ekklesia as well as a member of The Gospel Coalition. Douglas Sean O’Donnell (PhD, University of Aberdeen) is the senior vice president of Bible editorial at Crossway. Over the past twenty-five years he has helped train people around the world to read and teach the Bible clearly. He has pastored several churches, served as a professor, and authored or edited over twenty books, including commentaries, Bible studies, children’s books, and a children’s curriculum. He also wrote The Pastor’s Book with R. Kent Hughes and The Beauty and Power of Biblical Exposition with Leland Ryken. C. Michael Patton (ThM, Dallas Theological Seminary) is president of Reclaiming the Mind Ministries. In addition to serving under Chuck Swindoll for six years at Stonebriar Community Church, he is a fellow at the Credo House of Theology in Edmond, Oklahoma, developer of The Theology Program, and host of the popular podcast Theology Unplugged. Patton and his wife have four children. Robert L. Plummer (PhD, The Southern Baptist Theological Seminary) is professor of New Testament interpretation at the Southern Baptist Theological Seminary and host of the popular screencast DailyDoseOfGreek.com. He has authored, coauthored, or edited numerous books, including 40 Questions About Interpreting the Bible; Greek for Life: Strategies for Learning, Retaining, and Reviving New Testament Greek; and Held in Honor: Wisdom for Your Marriage from Voices of the Past.   Philip Graham Ryken (DPhil, University of Oxford) is the eighth president of Wheaton College. He preached at Philadelphia’s Tenth Presbyterian Church from 1995 until his appointment at Wheaton in 2010. Ryken has published more than fifty books, including When Trouble Comes and expository commentaries on Exodus, Ecclesiastes, and Jeremiah. He serves as a board member for the Gospel Coalition and the Lausanne Movement. Tim Savage (PhD, University of Cambridge; ThM, Dallas Theological Seminary) is a pastor, author, international conference speaker, and founding council member of the Gospel Coalition. He has served in churches in Arizona, Great Britain, and Texas. He is married to Lesli and they have two adult sons, Matthew and Jonathan. Tim is the author of No Ordinary Marriage and Discovering the Good Life. Jay Sklar (PhD, University of Gloucestershire) is professor of Old Testament and vice president of academics at Covenant Theological Seminary. COLIN S. SMITH is the senior pastor of The Orchard Evangelical Free Church in Arlington Heights, IL, where he has been since 1996. He is the author of The 10 Greatest Struggles of Your Life and can be heard on his Unlocking the Bible broadcast with Moody radio. Brian J. Tabb (PhD, London School of Theology) is academic dean and professor of biblical studies at Bethlehem College and Seminary. He is general editor of Themelios, co-editor of Five Views of Christ in the Old Testament, and author of After Emmaus and other books. Brian lives with his wife, Kristin, and their four children in St. Paul, Minnesota. Erik Thoennes (PhD, Trinity Evangelical Divinity School) is professor and department chair of biblical and theological studies at Biola University and a pastor at Grace Evangelical Free Church in La Mirada, California. Previously he taught at Wheaton College and Trinity Evangelical Divinity School. He is the author of numerous articles and several books. Erik lives with his wife, Donna, and their four children. Joe Thorn (MDiv, The Southern Baptist Theological Seminary) is the founding and lead pastor of Redeemer Fellowship in St. Charles, Illinois. He is an active blogger at JoeThorn.net, a contributor to The Story ESV Bible and The Mission of God Study Bible, and the author of Note to Self: The Discipline of Preaching to Yourself and Experiencing the Trinity: The Grace of God for the People of God. He and his wife, Jen, have four children. Miles V. Van Pelt (PhD, The Southern Baptist Theological Seminary) is the Alan Belcher Professor of Old Testament and Biblical Languages, academic dean, and director of the Summer Institute for Biblical Languages at Reformed Theological Seminary, Jackson. He also serves on the pastoral staff of Grace Reformed Church in Madison, Mississippi. He and his wife, Laurie, have four children. Todd Wilson (PhD, Cambridge University) is the cofounder and president of the Center for Pastor Theologians, a ministry dedicated to resourcing pastor theologians. He is the author of several books, including The Pastor Theologian. Todd and his wife, Katie, have seven children. 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.