John Calvin is undoubtedly one of the most influential figures of the Reformation. His Institutes of the Christian Religion is a monumental work that, for over four centuries, has stood among the greatest works of Christian theology. It has been translated into dozens of languages, and maintained a prominent place in the reading lists of theological students and scholars everywhere. Calvin’s 1536 edition of the Institutes, written in Latin, was the genesis of the work that Calvin began and expanded throughout his life. In 1541, Calvin published a new edition that he translated into French. Both of these editions have been translated into English and collected here, so you can get to know the Institutes and examine the indelible mark they made on Christianity.

Examining key questions in hermeneutics, biblical studies, preaching, history, contemporary culture, philosophy, and theology this bundle adds dexterity to your study, enabling you to engage contemporary issues more thoughtfully and scholarly discussion more knowledgably. Packed with the quality scholarship, this bundle includes the work of today’s premier Bible scholars, theologians, philosophers, and church historians. Spanning 222 volumes, this bundle adds an expansive block of resources all of these books to your library all at one—massively discounted—price.

The writings of the Reformers have influenced generations of Christians. Commenting on a host of issues, both ecclesial and secular, these writings continue to guide churches in their theology and church practices. This collection includes some of the most important works produced during the Reformation, including works by John Calvin, Erasmus, John Wycliffe, and Thomas Cranmer.

John Calvin was just 27 years old when the first edition of his Institutes was published in Basel in 1536. Building on the work of Erasmus and Luther, Calvin wrote with brilliance and passion of the many ways the church and its theology had been “deformed,” and he presented a case for restoring the church and theology to its pristine purity. Calvin’s “little book”—as he affectionately called it—grew in size through the rest of his life; eventually, this early, shorter version evolved into what i...

The Reformed Portfolio library makes your study of the Bible easier by connecting your entire library of books to a robust set of study tools. The Reformed Portfolio Library takes everything in the Reformed Diamond Library and adds even more to your library. The Reformed Portfolio LIbrary contains key sets including Tyndale Commentaries | TOTC/TNTC (47 vols.), Barth’s Church Dogmatics (31 vols.), The Works of Jonathan Edwards (41 vols.), Pillar New Testament Commentary | PNTC (17 vols.), and many more. The Reformed Portfolio Library is excellent for academic research or advanced exegesis.

The resources included in the Systematic Theology Collection works in conjunction with the Systematic Theology Cross-References Dataset to bring these resources to the Passage Guide. Study a passage, and the Systematic Theologies section reports where your systematic theologies refer to the verse, and further organizes them by denomination and category of systematic study. Whether the verse is used in section reporting soteriological beliefs or in the prolegomena, you’ll see before digging in. And with so many systematic theologies for Logos to search through, you’ll never miss a verses’ use in theological proof in any denomination.

Eerdmans Reformed Thought and History Collection brings together 23 volumes which illuminate areas of Reformed theology such as infant baptism, stewardship of God’s creation, the Eucharist, and more. Learn from great Reformed thinkers such as John Calvin, Frans H. Breukelman, and Abraham Kuyper. Hear what contemporary theologians are saying on issues like justification. Gain insight into Reformed theology in relation to modern culture. This collection offers scholarly reflection and practical understanding for Christians today.

Systematic Theologies Collection works together in conjunction with the Systematic Theology Cross-References Dataset to bring these resources to the Passage Guide. Study a passage, and the Systematic Theologies section reports where your systematic theologies refer to the verse, and further organizes them by denomination and category of systematic study. Whether the verse is used in section reporting soteriological beliefs or in the prolegomena, you’ll see before digging in. And with so many systematic theologies for Logos to search through, you’ll never miss a verses’ use in theological proof in any denomination.

Our largest package, the 2025 Ultimate Library, provides an incredible library for biblical research and theological reflection. Whether focused on Church history or biblical exegesis, the vast collection of resources and titles at your fingertips cover the gamut—from most devotionals to practical discussions of pastoral ministry to the most rigorous scholarly and academic research. This package has everything you need to engage in the serious study of Scripture and its world, with respected resources like the Library of Hebrew Bible/Old Testament Studies | LHBOTS (382 vols.) and top-tier exegetical commentaries like the New International Commentary on the Old and New Testament | NIC (51 vols.).

This collection of theology resources is curated to cover the wide spectrum of theological studies, including Biblical, Doctrinal, and Systematic Theology. Bringing together hundreds of theology resources from a wide array of views, this collection will enhance your results in the Factbook, Passage Guide, Theology Guide, and more.

The Eerdmans Ultimate Collection includes resources for study in Bible, theology, history and more. These resources come from well-received series such as Theological Dictionary of the New Testament (TDNT), New International Commentary (NIC), Pillar New Testament Commentary (PNTC), Forms of Old Testament Literature (FOTL), New International Greek Testament Commentary (NIGTC), among others as well as outstanding stand-alone volumes. Your studies will be enriched with titles from scholars such as D.A. Carson, Douglas Moo, Leon Morris, Joel B. Green, J. Gordon McConville, and more.