The Heidelberg Catechism: Theology, Piety & Practice with Dr. R. Scott Clark

Rev. Chris Gordon welcomes his dear friend, Dr. R. Scott Clark, to the studio to discuss Dr. Clark's new book, The Heidelberg Catechism: A Historical, Theological, Pastoral Commentary. The book reflects on the catechism’s theology, piety, and practice and offers commentary on all 129 questions, structured around the themes of guilt, grace, and gratitude.

Dr. Clark, who is completing his 29th and final year teaching at Westminster Seminary California, discusses the motivation and threefold goal (Historical, Theological, and Pastoral) of his new work. He explains the historical context, including the role of David Pareus in compiling the lectures of Zacharias Ursinus, and the importance of the catechism in the context of the Peace of Augsburg. The theological aspect of the book addresses contemporary confusion, such as Pelagian-leaning talk of faith and works, while the pastoral aspect focuses on practical implications and the promises of the gospel.

The conversation highlights why this catechism has stood the test of time, its unique beginning ("What is your only comfort in life and death?"), and its clear teaching on Christian life, prayer, and the Ten Commandments. They also discuss specific, controversial questions like Q/A 80 on the Lord’s Supper and the "Poppish Mass", and a recent announcement from the Vatican regarding titles for Mary.

Chapters:
00:00:00 - Introductions & Dr. Clark's Last Year at WSC
00:04:27 - Introducing the Book: The Heidelberg Catechism Commentary
00:09:00 - The Role of David Pareus in the Commentary Tradition
00:12:10 - The Origin of Heidelblog.net
00:16:15 - Are Catechisms Still Necessary Today?
00:17:40 - Authorship of the Heidelberg Catechism
00:18:55 - Why the Heidelberg Catechism Endures
00:22:00 - Dr. Clark’s Threefold Goal for the Book
00:23:00 - Reformed Confession: Polity, Piety, and Practice
00:28:00 - Memorizing the Catechism in 3-4 Years
00:29:50 - The "Theological" Aspect: Addressing Pelagianism
00:33:00 - The "Historical" Aspect: Context of the Peace of Augsburg
00:35:40 - The "Pastoral" Aspect of the Commentary
00:37:35 - Q/A 80: The Lord’s Supper and the "Poppish Mass"
00:43:35 - News: Vatican Nixes Titles for Mary
00:46:00 - Host's Copy of Ursinus' Commentary

Scott Clark:
Dr. Clark was educated at the University of Nebraska (BA), Westminster Seminary California (MDiv), and St Anne’s College, Oxford University (DPhil). He was ordained to the ministry in the Reformed Church in the United States in 1988, where he served for ten years. He has been a minister in the United Reformed Churches in North America since 1998.

Heidelblog: https://heidelblog.net/
Books: https://heidelblog.net/books-and-essays/
The Heidelberg Catechism: l A Historical, Theological, Pastoral Commentary (Lexham Academic, 2025). Purchase Link: https://heidelblog.net/books-and-essays/

People Mentioned:
David Pareus (30 December 1548 – 15 June 1622) was a German Reformed Protestant theologian and reformer.

Zacharias Ursinus (1534-1583)
German Reformed theologian and Protestant reformer. He wrote two catechisms, a larger (the Summa) and the smaller (catechesis minor). The Heidelberg is derived from the smaller.

Ambrosius Moibanus (1494 – 1554)
German Lutheran theologian and reformer, and first Lutheran pastor at St Elisabeth's church in Breslau (now Wrocław).

Theodore Beza (1519 – 1605)
French Calvinist Protestant theologian, reformer and scholar who played an important role in the Protestant Reformation.

Works Mentioned:
The New Reformation Catechism on Human Sexuality by Christopher J. Gordon
Purchase Link: https://heritagebooks.org/products/the-new-reformation-catechism-on-human-sexuality.html

Summa Theologiae

Catechismus Minor

Unam sanctam (1302)
Pope Boniface VIII (d. 1303)

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Dr. Clark was educated at the University of Nebraska (BA), Westminster Seminary California (MDiv), and St Anne’s College, Oxford University (DPhil). He was ordained to the ministry in the Reformed Church in the United States in 1988, where he served for ten years. He has been a minister in the United Reformed Churches in North America since 1998.

He has taught church history and historical theology at Westminster Seminary California since 1997, where he served as academic dean (1997–2001). He has also taught at Wheaton College (1995–97) as visiting professor, and has served as a visiting professor at Reformed Theological Seminary (Jackson) and Concordia University Irvine.

x: @RScottClark