Anthony Mathenia, Pastor, Christ Church, was raised in Jackson, TX and attended seminary in Memphis, TN before serving as a full-time missionary in Addis Ababa, Ethiopia. He currently lives in Christianburg, Virginia with his wife Hannah and their six children. He serves as pastor to Christ Church, Radford, VA. He is actively involved in mission work through HeartCry Missionary Society and is featured in the DVD series—"Behold Your God."

Conrad Mbewe has served as pastor of Kabwata Baptist Church in Lusaka, Zambia, since 1987. KBC is presently overseeing the establishment of about 20 new Reformed Baptist churches in Zambia and other African countries. Mbewe also maintains an itinerant preaching ministry in different countries around the world and is the editor of Reformation Zambia magazine. He has written about 40 booklets in Africa and four books that have been published internationally, including Foundations for the Flock and Pastoral Preaching: Building a People for God.

David Miller is Founder of Line Upon Line Ministries. David has been preaching for over 50 years. He has been in full-time evangelism since 1995 with Line Upon Line Ministries. He prefers the title “Country Preacher at Large.” He resides in Heber Springs, Arkansas, with Glenda, his wife of 50 years. He has a son, Josh, who is married to Bethany. He also has a grandson, Malachi. David is an avid hunter deer and elk and loves being outdoors.

Josh Buice is the founder and president of G3 Ministries and serves as the pastor of Pray's Mill Baptist Church on the westside of Atlanta. He is married to Kari and they have four children, Karis, John Mark, Kalli, and Judson. Additionally, he serves as Assistant Professor of Preaching at Grace Bible Theological Seminary. He enjoys theology, preaching, church history, and has a firm commitment to the local church. He also enjoys many sports and the outdoors, including long distance running and high country hunting. He has been writing on Delivered by Grace since he was in seminary and it has expanded with a large readership through the years.

Nathan Busenitz began teaching at The Master’s University in 2000 as an  adjunct faculty member in the communication department. From 2003–2009, Nathan served as a full-time member of the pastoral staff at Grace  Community Church. In 2008, he began teaching historical theology at The Master’s Seminary, and became a full-time faculty member in 2009. He  currently co-pastors the Cornerstone fellowship group at Grace Church.  Nathan and his wife, Beth, have four children.

Phil Johnson is the executive director of Grace to You. He has been closely  associated with John MacArthur since 1981 and edits most of Pastor  MacArthur’s major books. Phil also founded several popular websites,  including The Spurgeon Archive, The Hall of Church History, and  the Pyromaniacs blog. He is an ordained elder and pastor at Grace Community  Church. Phil and his wife, Darlene, have three adult children and seven  grandchildren.

Tim Challies is a Canadian Reformed theologian, pastor, blogger, and author. Challies was an early adopter of the blog format and continues to write with a focus on theology, book reviews, and social commentary.

Voddie Baucham is Dean of Theology at African Christian University, Zambia.