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The Heidelblog has been in publication since 2007. It is devoted to recovering the Reformed confession and to helping others discover Reformed theology, piety, and practice. Meet all the HB contributors»

News & Announcements

Coming In 2025: The Heidelberg Catechism: A Historical, Theological, & Pastoral Commentary

The Heidelberg Catechism: A Historical, Theological, & Pastoral Commentary (Bellingham, WA: Lexham Press, 2025) is available for pre-order now. The original and irreplaceable commentary on the catechism was composed of lectures given by the catechism’s primary author, Zacharias Ursinus (1534–83) but over . . . Continue reading →

Podcast

With The Pactum Podcast On Bad Theology

In this interview Dr Clark sits down with Pat Abendroth of The Pactum podcast to talk about different types of bad theology: pietism, biblicism, antinomianism, neonomianism, and more. Here is the audio from the interview: Here’s the video. RESOURCES Subscribe To The . . . Continue reading →

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Why Carl Trueman Is Not A Roman Catholic

Speaking at the Leonine Forum in D.C. recently, I was asked a friendly but pointed question: “Why are you not a Catholic?” The questioner noted that in my talk I had expressed a love for the early Church Fathers, admiration for Thomas . . . Continue reading →

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The Big Porn Lie

Easy Peasy helpfully describes how pornography deceives us. Pornography gives the illusion of help and benefit through the release of dopamine as someone searches for pornography. Notice I said “searches,” not “looks at.” The author distinguishes the experience of the hunt as more intoxicating than . . . Continue reading →

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Trueman On Welby And Old Boy Networks

Justin Welby, Archbishop of Canterbury, resigned on Tuesday after an investigation found he’d mishandled the John Smyth abuse scandal. The resignation is a shock but, for those aware of the story, not a surprise. One of the vices I developed as a . . . Continue reading →