About R. Scott Clark

R. Scott Clark is the President of the Heidelberg Reformation Association, the author and editor of, and contributor to several books and the author of many articles. He has taught church history and historical theology since 1997 at Westminster Seminary California. He has also taught at Wheaton College, Reformed Theological Seminary, and Concordia University. Read more» He has hosted the Heidelblog since 2007.

Heidelberg 128: The Doxology

We might first associate the word doxology with the song often sung at the close of public worship services but it is, in fact, two Greek words (δόξᾰ + λογία), which was taken over into medieval Latin and thence into English in . . . Continue reading →

Office Hours: After Obergefell (pt 1)

Office Hours

Recently the Supreme Court of the United States issued a very significant decision widely known as Obergefell. In that 5–4 ruling, writing for the majority, Justice Kennedy argued that same-sex marriage is protected under the 14th Amendment, which was ratified after the . . . Continue reading →

Heidelberg Catechism 127: Deliver Us From Our Deadly Spiritual Enemies

In the 19th century Karl Marx (1818–83) diagnosed our most basic problem in material terms. He prescribed a future (eschatological) solution that was entirely material. He himself said that he had turned G. W. F. Hegel’s (1770–1831) spiritual view of history and . . . Continue reading →

Heidelberg 126: Justified Sinners Pray For Forgiveness Of Sins

One of the most persistent temptations Christians face is that of turning the covenant of grace into a covenant of works. As we pray we must always be reminded that we, who trust in Jesus Christ as our substitute and Mediator, are . . . Continue reading →

Heidelberg 125: Trusting And Asking Our Father To Provide

We are often tempted to set asking and trusting against each other but, of course, it is a false choice. When a child asks his Dad for breakfast he trusts that his father can provide. It does not occur to him to . . . Continue reading →

Heidelberg 124: Not My Will But Yours Be Done

One of the most striking moments in the gospels is our Lord’s prayer in Garden of Gethsemane (Matthew 26:36–46; Mark 14:32–42; Luke 22:39–46). For one thing, in those moments we are given compelling evidence of our Lord’s true humanity. This is not . . . Continue reading →

On The Reformed Pubcast Discussing Covenant Theology

Covenant theology is sometimes regarded and presented by American evangelicals as an idiosyncratic, mysterious, even esoteric way to read Scripture. Of course, from a historical and biblical perspective, it is nothing of the sort. Much of what the Reformed began to teach . . . Continue reading →