The Author

Chris Castaldo (PhD, London School of Theology) serves as lead pastor of New Covenant Church in Naperville, Illinois. He is the author of Talking with Catholics about the Gospel and co-author of The Unfinished Reformation: What Unites and Divides Catholics and Protestants After 500 Years. He recently contributed to Lost and Found: How Jesus Helped Us Discover Our True Selves, published by The Gospel Coalition. Chris blogs at

Why Read Peter Martyr Vermigli?

You know of Justin Martyr. Now meet Peter.

The Pope Who Would Be King

The longest occupant of Peter’s Chair (1846–1878) was a

The Pope’s Crisis of Conscience

Luther’s conscience was captive to Scripture. The Catholic Church’s

Who Do You Think You Are? The Audacious Authority of Preaching

The words of Scripture, since they are the words

How Protestants Changed the World

This is an impressive biography of the Protestant movement.