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.

It Was Not So From The Beginning: What Nature And Grace Teach Us About Same-Sex Attraction

It is being argued in some evangelical quarters that same-sex attraction (SSA) or homosexual attraction is “natural” and that it SSA (sexual desire for someone of the same sex) is not per se sinful. One writer who defends this view quotes John Cheever who said that . . . Continue reading →

We Attain Heaven Through Faith Alone (Part 1)

For decades John Piper has taught the substance of what he wrote in the preface to Tom Shreiner’s 2015 book, Faith Alone: The Doctrine of Justification. The claim is that Christians should believe that we “attain heaven” by more than faith, i.e., by . . . Continue reading →

On Traveling From Münster To Geneva

In 1535 the Reformation was about fourteen years old. The Protestants had gained some legal status within the empire, but the existence of the movement was by no means secure. Internally, it was wracked with dissension over the moral and theological implications . . . Continue reading →

What Is Reformed Theology? (Part 14)

wirt 2

It is a great temptation to think that the same God who created and sustains us, who so loved us that he gave his only begotten Son for us (John 3:16), who granted to us new life and true faith, who has . . . Continue reading →

New Resource Page: For Ruling Elders

The faithful service of the ruling elder is most valuable. Paul says, “Let the elders who rule well be considered worthy of double honor, especially those who labor in preaching and teaching” (1 Tim 5:17). One of the most important things Paul . . . Continue reading →

Contra Webbon et al.: Denying That Jesus Is A Jew Denies His True Humanity (Part 2)

webbon shields mar 2026

Before the Apostles’ Creed was fully formed, the ancient postapostolic church confessed the “rule of faith” (regula fidei). One of the first places we see the rule is in Irenaeus’s Against Heresies, which dates to about AD 180. Book 1 included this . . . Continue reading →

Contra Webbon et al.: Denying That Jesus Is A Jew Denies His True Humanity (Part 1)

webbon shields mar 2026

You may have likely heard or read something about Christian nationalism. Regular readers of this space will be familiar with this movement.1 As it exists in the USA, among those who identify as Reformed—whether they are actually Reformed is quite another question . . . Continue reading →

Against the Theology of Glory (Part 2)

Nowhere in the Gospels, perhaps nowhere in the New Testament, is the union between Christ and believers and its implications taught more clearly than in John 15:1–17. Jesus outlines the truth that he is the vine and those who are united to Him by the Holy Spirit in true faith bear fruit. Jesus says he will consummate this union by laying down his own life for his friends, those whom he has chosen. Continue reading →

What Not To Do When Visiting The Dying

Escondido At Dusk

In the video he tells the story of how he visited John MacArthur as he, MacArthur, was dying. He recounts how he began by doing something “that men do not often do to men like him but should do all the time. I walked in and I said ‘Dr. MacArthur, is it well with your soul? Are you reading the Word, talk to me about your prayer life. How is your communion with Christ?’” Continue reading →