REV. DR. MARK ROSS is Associate Dean and Associate Professor of Systematic Theology at the Columbia campus of Erskine Theological Seminary and Director of the Institute for Reformed Worship. He is a graduate of the University of Pittsburgh (B.A.), the Pittsburgh Theological Seminary (M.Div.), and the University of Keele in England (Ph.D.). From 2003- 2008 he chaired the Special Committee on Worship in the Associate Reformed Presbyterian Church, which produced The Directory of Public Worship adopted by the church in 2008. Dr. Ross is the author of Let’s Study Matthew, “Improving the Means of Grace: The Larger Catechism on Spiritual Growth” (The Westminster Confession Into the 21st Century), and co-author with Philip Rollinson of The Children’s Catechism: A New Modern Version.

REV. DR. TERRY JOHNSON is the Senior Minister of the historic Independent Presbyterian Church in Savannah, Georgia, in which capacity he has served since 1987. He is a graduate of the University of Southern California, Trinity College Bristol, UK, Gordon-Conwell Seminary, and Erskine Theological Seminary in conjunction with the Institute of Reformed Worship. In 1993 Dr. Johnson was named the convener and then chairman of the General Assembly’s committee on Psalm-singing (PCA). Among the fruit of their labors was the Trinity Psalter, of which he was the editor and compiler. He has also published many books and articles on worship including Leading in Worship, a source-book for Presbyterian ministers; The Pastor’s Public Ministry; The Family Worship Book, a resource book for family devotions; Reformed Worship:Worship that Is According to Scripture; The Case for Traditional Protestantism, and a chapter “The Ebb and Flow of Lectio Continua Bible Reading in the English-Speaking Reformed Churches, 1539-2000,” in The Hope Fulfilled: Essays in Honor of O. Palmer Robertson.

DR. W. ROBERT GODFREY has taught church history at Westminster Seminary California since 1981. He taught previously at Gordon-Conwell Theological Seminary, Stanford University, and Westminster Theological Seminary in Philadelphia. He is the third President of Westminster Seminary California and is a minister in the United Reformed Churches. He has spoken at many conferences including those sponsored by the Lausanne Committee for World Evangelization, the Philadelphia Conference on Reformed Theology, Calvin500, and Ligonier Ministries. He is the author of An Unexpected Journey, Reformation Sketches, Pleasing God in Our Worship and God’s Pattern for Creation. He has written chapters or articles on John Calvin, His Influence in the Western World; Through Christ’s Word; Theonomy: A Reformed Critique; The Agony of Deceit; Roman Catholicism; Sola Scriptural!; The Practice of Confessional Subscription; The Coming Evangelical Crisis; and in such journals as Archive for Reformation History, Sixteenth-Century Journal, and the Westminster Theological Journal.

REV. DR. CARL R. TRUEMAN (PhD, Aberdeen) holds the Paul Woolley Chair of Church History and is professor of church history at Westminster Theological Seminary. He has written more than a dozen books, and is currently co-editing with Bruce Gordon the Oxford Handbook of Calvin and Calvinism due in 2017. Dr. Trueman’s academic interests include Reformation church history, including the life and work of men like Martin Luther and John Owen. For those who are new to Dr. Trueman’s writing and teaching on his research interests, he recommends several resources as places to start. Regarding Reformation church history, he would recommend beginning with his course The Reformation, available free online from Westminster, or his book Reformation: Yesterday, Today, and Tomorrow. On Luther, he would recommend watching his recent lecture “Martin Luther, Troubled Prophet,” or reading Luther on the Christian Life: Cross and Freedom. On John Owen, he would suggest his book John Owen: Reformed Catholic, Renaissance Man, or watching his recent lecture series on the topic. Dr. Trueman also writes online regularly at on contemporary issues such as religious freedom, identity politics, and the state of the church.

DR. NEIL C STEWART, a native of Northern Ireland, currently serves  as Senior Pastor of Christ Covenant Church in Greensboro, NC. He is a 2002 graduate of the Master of Divinity program at Reformed Theological Seminary, Jackson, Mississippi. During his final two years at seminary, Pastor Stewart served as the Stated Student Supply Preacher at Bethesda Presbyterian Church, a small congregation in rural Mississippi. After graduation, he served for four years as the Senior Pastor of the Second Presbyterian Church of Yazoo City, Mississippi. Before moving to America, he worked as a Senior House Officer at the Royal Belfast Hospital for Sick Children. He studied medicine at the Queens University of Belfast (1990-1995), and was elected a member of the pediatric branch of the Royal College of Physicians in 1998. Neil and his wife, Catherine, are the happy parents of Hannah, Benjamin, Eleah, Josiah, Samuel, and Eliza Kate.


DR. SCOTT MANETSCH joined Trinity Evangelical Divinity School’s faculty in 2000 after serving three years as an Assistant Professor of Religion at Northwestern College (Iowa). Ordained in the Reformed Church in America, he served as an associate pastor of education and discipleship for three years. During graduate school, he was awarded a Fulbright fellowship and spent two years doing archival research on French Reformation history at the University of Geneva. Dr. Manetsch and his wife Catherine (McKee) Manetsch live in Libertyville, Illinois with their two daughters, Hannah and Melissa. The family enjoys reading books together, camping, jogging, cycling, watching NCAA basketball, and spending summers in Geneva, Switzerland.

A Canadian by birth, REV. DR. CHAD VAN DIXHOORN is a graduate of Westminster Theological Seminary (MDiv, ThM) and the University of Cambridge (PhD). He has taught theology at the University of Nottingham, and has held three fellowships at the University of Cambridge, where he has researched the history and theology of the Westminster assembly and taught on the subject of Puritanism. A former British Academy Postdoctoral Fellow, in 2013 he was elected a Fellow of the Royal Historical Society in recognition of his five-volume work on the Westminster assembly, published by Oxford University Press. Van Dixhoorn also serves as an honorary research fellow in the School of History at the University of East Anglia, UK. Van Dixhoorn has lectured at RTS Washington since 2008 where he teaches church history and practical theology. He has served as Associate Professor of Church history at RTS Washington since 2013, as Chancellor’s Professor of Historical Theology for RTS since 2015, and he is a minister in the Orthodox Presbyterian Church. Van Dixhoorn served as a pastor at Cambridge Presbyterian Church (UK) and then at Grace Presbyterian Church (Vienna, VA) for nine years. Chad and his wife Emily have five children. He organizes his free time by coaching little league, losing tennis matches against all comers, and reading NYT bestsellers.

STEVE LAWSON serves as president of OnePassion Ministries ( and Professor of Preaching at The Master's Seminary. A graduate of Texas Tech University, Dallas Theological Seminary, and Reformed Theological Seminary, he also serves on the board of directors of The Master's College and Seminary and the ministerial board for Reformed Theological Seminary. Steve and his wife, Anne, have four children.

TIM CHALLIES, husband to Aileen and a father to three children, worships and serves as one of the pastors at Grace Fellowship Church, where he primarily gives attention to mentoring and discipleship. He is a blogger at, book reviewer for WORLD magazine, co-founder of Cruciform Press, and he has written five books: The Discipline of Spiritual Discernment (Crossway, 2007) Sexual Detox: A Guide For Guys Who Are Sick of Porn (Cruciform Press, 2010) The Next Story: Life and Faith After the Digital Explosion (Zondervan, 2011) Do More Better (Cruciform Press, 2015) Visual Theology: Seeing and Understanding the Truth about God (Zondervan, 2016).

DR. T. DAVID GORDON is a professor of Religion and Greek at Grove City College in Grove City, PA. He has previously pastored in New Hampshire, while teaching at Gordon Conwell Theological Seminary. Dr. Gordon is the author of numerous articles and the recent Why Johnny Can’t Preach and Why Johnny Can’t Sing. He has graduate degrees from Westminster Theological Seminary and Union Theological Seminary (Virginia). He and his wife Dianne are the parents of two daughters.