About Harrison Perkins

Harrison Perkins (PhD, Queen’s University Belfast; MDiv, Westminster Seminary California) is pastor of Oakland Hills Community Church (OPC), a member of the of the Heidelberg Reformation Association, a Senior Research Fellow at the Craig Center for the Study of the Westminster Standards, associate online instructor in church history at Westminster Theological Seminary, a visiting lecturer in systematic theology at Edinburgh Theological Seminary, and author of Reformed Covenant Theology: A Systematic Introduction. Meet all the Heidelberg contributors»

Review: The Nicene Creed: Why You Need To Know About The Most Important Creed Ever Written By Kevin DeYoung

kevin deyoung, the nicene creed

This year, 2025, marks the 1700th anniversary of the Nicene Creed, which is the whole Christian church’s most foundational statement about the Trinity. Protestants (of the sound varieties), Roman Catholics, and the Eastern Orthodox all share agreement that the doctrines coming from . . . Continue reading →

Our Sins Have Already Been Judged

Believers were already judged at the cross (Gal 2: 19-20), so there is no future review of our works—no slideshows of our failures before the heavenly court—to determine whether we truly measure up. Harrison Perkins | Reformed Covenant Theology: A Systematic Introduction, . . . Continue reading →

The Resurrection Means Everything

Without Christ’s resurrection, Christian hope disappears. Among many indispensable articles of our faith, Christ’s resurrection crowns the list. Part of the reason for its critical role is because we worship the risen Christ, who is God the Son in power with all . . . Continue reading →

What Is Missio Dei?

What is God doing in creation? What is He aiming to achieve? The answer shapes how we think about what the world needs, what the church’s purpose is, and what it means for Christians to live on mission. The answer also has . . . Continue reading →