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How John Calvin Made me a Catholic
John CalvinDr. David Anders received his Ph.D. from the University of Iowa in 2002, in Reformation history and historical theology. He was received into the Catholic Church in 2003. He has recently...
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David Meyer and Christopher Lake seek full communion with the Catholic Church
Yesterday Christopher Lake and David Meyer independently announced their intention to seek full communion with the Catholic Church. Christopher was raised in the Catholic Church but has been a...
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Barrett Turner's "Pelagian Westminster?"
Barrett TurnerI recommend this essay by Barrett Turner. Barrett completed his undergraduate studies at the University of Virginia. This Spring he graduated from Covenant Theological Seminary with an...
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A Lutheran Theology Professor and an Anglican Priest become Catholic
Rev. Giles PinnockDr. Michael RootRecently Dr. Michael Root, Professor of Systematic Theology at Lutheran Theological Southern Seminary in Columbia, South Carolina, announced that he will be received...
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St. Josaphat and the Internal and External Unity of the Church
St. Josaphat of PolotskToday is the feast day of St. Josaphat of Polotsk, an Eastern Rite bishop who gave his life for the unity of the Church on this day in 1623. (Read an account of his martyrdom...
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Please Welcome David Meyer and his Family
In June I posted a note here that David Meyer had decided to seek full communion with the Catholic Church. Tomorrow (Dec 19), he and his wife and children will be received at Holy Family Catholic...
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Keith Mathison's Reply
In November of 2009, Neal Judisch and I posted an article titled "Solo Scriptura, Sola Scriptura, and the Question of Interpretive Authority." The article provoked a good deal of discussion, the...
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Michael Liccione and Neal Judisch Reply to Keith Mathison
Sacra ConversazioneFra Angelico (c. 1443)Michael Liccione and Neal Judisch have both written replies to Keith Mathison's Reply. Michael's article is titled "Mathison’s Reply to Cross and Judisch: A...
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Rome's non-enemy seeks full communion with her
William ChellisI first 'met' Bill Chellis through his blog De Regno Christi back in September of 2007. He was the pastor of Rochester Reformed Presbyterian Church in Rochester, New York, which is a...
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Imputation and Infusion: A Reply to R.C. Sproul Jr.
R.C. Sproul Jr.In "Imputation, Infusion and Eternal Consequence: A Parable," R.C. Sproul Jr. recently claimed that the parable of the Pharisee and the Publican (St. Luke 18: 9-14) not only supports the...
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St. Vincent of Lérins and St. Optatus of Milevis
MilevisMay 24 was the feast day of St. Vincent of Lérins, a soldier who became a monk at the monastery in Lérins, and wrote his famous Commonitory in AD 434, three years after the third Ecumenical...
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A Reflection on PCA Pastor Terry Johnson’s “Our Collapsing Ecclesiology”
Terry JohnsonTerry Johnson, senior minister of Independent Presbyterian Church (PCA) in Savannah, Ga., wrote an article titled "Our Collapsing Ecclesiology" in the March issue of the Orthodox...
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Solemnity of the Assumption of the Virgin Mary
The AssumptionToday, August 15, is the Solemnity of the Assumption of the Virgin Mary into Heaven. On this day, the universal Church celebrates what took place at the end of our Blessed Mother’s...
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Philosophy and the Papacy
The School of AthensRaphael (1509)The Scripture readings for today's liturgy provide a biblical basis for the papacy, as John Bergsma explains. But as a Protestant, I was not able to see those verses...
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Into the Half-Way House: The Story of an Episcopal Priest
The Renniers and Archbishop CarlsonAt Yale, there used to be an auxiliary library buried underneath the green in front the Sterling Memorial Library. One fine fall day, I happened to find myself not...
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Reformation Sunday 2011: How Would Protestants Know When to Return?
Imagine that the Occupy Wall Street protest continued for years, during which time the community of protesters divided into different factions, each with different beliefs, different demands, and...
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A Response to Scott Clark and Robert Godfrey's “The Lure of Rome”
In November of last year, Scott Clark and Robert Godfrey, both professors at Westminster Seminary in California, made a podcast titled "The Lure of Rome," in which they attempted both to explain why so...
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An OPC Pastor Enters the Catholic Church
Jason Stewart was an ordained minister in the Orthodox Presbyterian Church (OPC), having earned his Master of Divinity from Mid-America Reformed Seminary (Dyer, IN) in 2005, and subsequently served for...
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Making My Way to the Church Christ Founded
The NoltiesFred Noltie was in the Presbyterian Church in America (PCA) for twenty years, attending both Covenant College and Westminster Theological Seminary in Philadelphia. On the Easter Vigil of...
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An Opportunity to help Catholic Education
John Paul the Great AcademyThere are very few more prudent cultural investments than excellent primary education. See John Senior's books The Death of Christian Culture, and The Restoration of...
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“Too catholic to be Catholic?” A Response to Peter Leithart
Peter LeithartPeter Leithart, a fellow at New St. Andrews College, pastor of Trinity Reformed Church in Moscow, Idaho, and contributor to journals such as First Things and Touchstone recently posted an...
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Joshua Lim's Story: A Westminster Seminary California Student becomes Catholic
Joshua LimJoshua Lim graduated this Spring from Westminster Seminary California, where he earned his MA in historical theology. He was born and raised in the PCUSA. He spent a few years in college as a...
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"I Fought the Church, and the Church Won"
Jason StellmanJason Stellman served as a missionary with Calvary Chapel of Costa Mesa in Uganda (’91-’92) and in Hungary (’94-’00). After becoming Reformed he went to Westminster Seminary California...
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A Brief Update
Warde Hall at Mount Mercy UniversityReaders of Principium Unitatis have surely noticed that I haven't been writing here as much. One reason for that is that I wanted to devote my online energy to...
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