Wayne Grudem (PhD, University of Cambridge; DD, Westminster Theological Seminary) is research professor of theology and biblical studies at Phoenix Seminary, having previously taught for 20 years at Trinity Evangelical Divinity School. He is the former president of the Evangelical Theological Society, a member of the Translation Oversight Committee for the English Standard Version of the Bible, the general editor of the ESV Study Bible, and has published over 20 books.
Dennis Rainey is the executive director and co-founder of FamilyLife. He is also the daily host of the nationally syndicated radio program Family Life Today.
R. Kent Hughes (DMin, Trinity Evangelical Divinity School) is senior pastor emeritus of College Church in Wheaton, Illinois, and visiting 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 Wyncote, Pennsylvania, and have four children and an ever-increasing number of grandchildren.
Daniel L. Akin is the president of Southeastern Baptist Theological Seminary.
C. J. Mahaney is the senior pastor of Sovereign Grace Church of Louisville. He has written, edited and contributed to numerous books, including Proclaiming a Cross-Centered Theology; Don't Waste Your Sports; and Sex, Romance and the Glory of God. C. J. and his wife, Carolyn, are the parents of three married daughters and one son, and the happy grandparents to twelve grandchildren.
David Powlison (MDiv, Westminster Theological Seminary) is a teacher, a counselor, and the executive director of the Christian Counseling & Educational Foundation. He is also the senior editor of the Journal of Biblical Counseling and the author of Seeing with New Eyes, Good and Angry, and Speaking Truth in Love.
Paul David Tripp (DMin, Westminster Theological Seminary) is a pastor, author, and international conference speaker. He is also the president of Paul Tripp Ministries. He has written a number of popular books on Christian living, including What Did You Expect?, Dangerous Calling, Parenting, and New Morning Mercies. He lives in Philadelphia with his wife Luella and they have four grown children. For more information and resources, visit paultrippministries.org.
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.