J. Ligon Duncan III
Dr. J. Ligon Duncan III is Chancellor and CEO of Reformed Theological Seminary and the John E. Richards Professor of Systematic and Historical Theology.
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About
Dr. J. Ligon Duncan III, a native of Greenville, South Carolina, was born and reared in the home of an eighth generation Southern Presbyterian Ruling Elder. A 1983 graduate of Furman University, he received an MDiv from Covenant Theological Seminary and studied Systematic Theology at the Free Church of Scotland College under Professor Donald Macleod. He earned the PhD from the University of Edinburgh, Scotland, in 1995. He served on the staff of The Covenant Presbyterian Church of St. Louis from 1984-1987, and supplied pulpits in churches of the Presbyterian Association of England, Church of Scotland, and Free Church of Scotland while in Britain from 1987-1990. In 1990 he was ordained in the Presbyterian Church in America (PCA) and joined the faculty of Reformed Theological Seminary (RTS), Jackson, Mississippi where he was Chairman of the Department of Systematic Theology, and the John R. Richardson Professor of Theology. At RTS he was responsible for teaching courses such as Systematic Theology, Ethics, Apologetics, History of Philosophy and Christian Thought, Covenant Theology, Patristics, Evangelism, and Theology of the Westminster Standards. He became the Senior Minister of First Presbyterian, Jackson in 1996. Dr. Duncan is an active churchman and has been involved in the courts of the PCA in various ways for many years. He was appointed to the General Assemblys Committee on Psalmody, and has served on Committees of Commissioners for Covenant Seminary, MNA, and Bills and Overtures in 2002. He has been a member and Chairman of the Credentials Committee of the Presbytery of the Mississippi Valley (1996-2002). He was the Vice-Chairman of the General Assemblys Creation Study Committee (1998-2000), a member of the Search Committee for a Coordinator of Reformed University Ministries, and currently is the Chairman of the General Assemblys Theological Examination Committee, and is also a member of the PCAs Strategic Planning Committee. Duncan was elected as Moderator of the Presbytery of the Mississippi Valley in 2001. At the annual denominational meeting, held in June of 2004, he was elected the Moderator of the General Assembly of the PCA (2004-2005) the youngest minister to serve as moderator in the denominations history. Dr. Duncan and his wife, Anne, are the parents of Sarah Kennedy and Jennings.
Courses2

Building Your Theology
Consider how followers of Jesus determine what to believe and how committed we should be to specific doctrines and traditions.

The Biblical Doctrine of the Trinity
Investigate what the Scriptures teach about God's Trinitarian nature as three persons in one divine essence.
Magazine articles458
- Three Ways Jesus Helps Us (That We Desperately Need)Hebrews 4:14-16 Vol. 28 · No. 45 · Nov 1, 2026
- Why Jesus Gives Gifts to the ChurchEphesians 4:11-16 Vol. 28 · No. 44 · Oct 25, 2026
- Revive Us AgainPsalm 85:1-13 Vol. 28 · No. 26 · Jun 21, 2026
- God Help UsPsalm 83:1-18 Vol. 28 · No. 24 · Jun 7, 2026
- The Janitors' PsalmPsalm 84.1-12 Vol. 28 · No. 25 · Jun 14, 2026
- You are GodsPsalm 82:1-8 Vol. 28 · No. 23 · May 31, 2026
- You Wouldn't ListenPsalm 81:1-16 Vol. 28 · No. 22 · May 24, 2026
- Restore Us, O LordPsalm 80:1-19 Vol. 28 · No. 21 · May 17, 2026
- Brought Very LowPsalm 79:1-13 Vol. 28 · No. 20 · May 10, 2026
- We Will Tell the Next GenerationPsalm 78:1-72 Vol. 28 · No. 19 · May 3, 2026
- Comfort in TroublePsalm 77:1-20 Vol. 28 · No. 18 · Apr 26, 2026
- Knowing GodPsalm 76:1-12 Vol. 28 · No. 17 · Apr 19, 2026
- Joy in God's Great ReversalsPsalm 75:1-10 Vol. 28 · No. 16 · Apr 12, 2026
- Disaster!Psalm 74:1-23 Vol. 28 · No. 15 · Apr 5, 2026
- The EndsPsalm 73:1-28 Vol. 28 · No. 14 · Mar 29, 2026
- A Prayer for the King: The Christian Experience of the Attributes of God's Appointed KingPsalm 72:1-20 Vol. 28 · No. 13 · Mar 22, 2026
- When I'm 64Psalm 71:1-24 Vol. 28 · No. 12 · Mar 15, 2026
- Up to My Neck: The Christian Experience of Pleading for God''s MercyPsalm 69:1-36 Vol. 28 · No. 11 · Mar 8, 2026
- The Victory of GodPsalm 68:1-35 Vol. 28 · No. 10 · Mar 1, 2026
- Let the Nations Be Glad: The Christian Experience of Missionary ZealPsalm 67:1-7 Vol. 28 · No. 9 · Feb 22, 2026
- Praise God From Whom All Blessings Flow: The Christian Experience of Gratitude and PraisePsalm 65:1-13 Vol. 28 · No. 8 · Feb 15, 2026
- Thirsty for God: The Christian Experience of Longing for GodPsalm 63:1-11 Vol. 28 · No. 7 · Feb 8, 2026
- Rock of Ages: The Christian Experience of Sole Hope in GodPsalm 62:1-12 Vol. 28 · No. 6 · Feb 1, 2026
- Lord's of Misrule: The Christian Experience of Seeking God's Rectification of InjusticePsalm 58:1-11 Vol. 28 · No. 5 · Jan 25, 2026
- Gimme ShelterPsalm 57:1-11 Vol. 28 · No. 4 · Jan 18, 2026
- God with USPsalm 56:1-13 Vol. 28 · No. 3 · Jan 11, 2026
- Lord, Help MePsalm 54:1-7 Vol. 28 · No. 2 · Jan 4, 2026
- Denouncing DoegPsalm 52:1-9 Vol. 28 · No. 1 · Dec 28, 2025
- Humbled to the DustPsalm 51:1-19 Vol. 27 · No. 52 · Dec 21, 2025
- Here Comes the JudgePsalm 50:1-23 Vol. 27 · No. 51 · Dec 14, 2025
- Trusting in WealthPsalm 49:1-20 Vol. 27 · No. 50 · Dec 7, 2025
- The Christian Experience of Joy Over the Safety of the ChurchPsalm 48:1-14 Vol. 27 · No. 49 · Nov 30, 2025
- A Mighty Fortress: The Christian Experience of Divine Support in Time of TroublePsalm 46:1-11 Vol. 27 · No. 48 · Nov 23, 2025
- God's Delight and Delight in GodPsalm 45:1-17 Vol. 27 · No. 47 · Nov 16, 2025
- The Christian Experience of Dark ProvidencePsalm 44:1-26 Vol. 27 · No. 46 · Nov 9, 2025
- A Plea for JusticePsalm 43:1-5 Vol. 27 · No. 45 · Nov 2, 2025
- The Christian Experience of Desiring GodPsalm 42:1-11 Vol. 27 · No. 44 · Oct 26, 2025
- Empty TalkersTitus 1:10-16 Vol. 27 · No. 43 · Oct 19, 2025
- What Elders Are ForTitus 1:5-9 Vol. 27 · No. 42 · Oct 12, 2025
- What an Apostle is ForTitus 1:1-4 Vol. 27 · No. 41 · Oct 5, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XVIIColossians 4:7-18 Vol. 27 · No. 40 · Sep 28, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XVColossians 3:22–4:1 Vol. 27 · No. 39 · Sep 21, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XIVColossians 3:18-21 Vol. 27 · No. 38 · Sep 14, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XIIColossians 3:1-8 Vol. 27 · No. 36 · Aug 31, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XIIColossians 3:1-8 Vol. 27 · No. 35 · Aug 24, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XIIIColossians 3:5-17 Vol. 27 · No. 37 · Sep 7, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians XColossians 2:6-15 Vol. 27 · No. 34 · Aug 17, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians IXColossians 2:1-7 Vol. 27 · No. 33 · Aug 10, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians VIIIColossians 1:24-25 Vol. 27 · No. 32 · Aug 3, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians VIIColossians 1:24-28 Vol. 27 · No. 31 · Jul 27, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians VIColossians 1:13-23 Vol. 27 · No. 30 · Jul 20, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians VColossians 1:15-20 Vol. 27 · No. 29 · Jul 13, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians IVColossians 1:13-20 Vol. 27 · No. 28 · Jul 6, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians IIIColossians 1:9-14 Vol. 27 · No. 27 · Jun 29, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians IIColossians 1:1-8 Vol. 27 · No. 26 · Jun 22, 2025
- Colossians: The Incomparable Christ – Exposition of Colossians IColossians 1:1-2 Vol. 27 · No. 25 · Jun 15, 2025
- Joshua: Reconsecration Vol. 27 · No. 24 · Jun 8, 2025
- Joshua: Joshua's Farewell Speech Vol. 27 · No. 23 · Jun 1, 2025
- When Good Intentions Are Misunderstood Vol. 27 · No. 22 · May 25, 2025
- Joshua: Possessing the Promised LandJoshua 13:1–21:45 Vol. 27 · No. 21 · May 18, 2025