This is an excerpt from Chapter 6 in Sinner Saint: A Surprising Primer to the Christian Life (1517 Publishing, 2025). Sinner Saint is available today from 1517 Publishing.
On its journey from Byzantium to Constantinople to Istanbul, this special place helps us understand the broader arc of Christian history, which goes on until Christ's return.
We needn’t fear statistics and studies as palm readings into a certain future. God is God, and his Spirit is alive through his Word.

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Logos theology is a theology of presence without division. It is a way of unification, of which the incarnation is the greatest visible example.
Sometimes in hanging on to our useless guilt, we are idolaters. We believe our sin or conscience is more powerful than our God.
To say that whoever loves has been born of God is also to say that those who are born of God are recipients of love. They do not have God because they love but because they are loved.
In the Reformation, as in the tabernacle, God gave skill, artistry, and craftsmanship to put his Word in images so that through art, his Word would be revealed.
We need to hear the gospel because it is good news that is not from you, or about you, or because of you.
This is an excerpt from the Sinner/Saint Advent Devotional (1517 Publishing, 2022). Now available for purchase!
Stoicism’s opening premise fails to understand that, from its conception, the heart is a thorny bramble.
Christ is not an idea. He isn’t a concept. He isn’t a religious notion or sentiment. He isn’t a product. He is the Savior, flesh and blood.
Jesus is the anti-Cain: a giver, not a taker.
The German Bible made Sola Scriptura a reality for all believers.
Luther's September Testament not only shaped the reformers’ theology but also was as big an influence on the German language as Shakespeare was for English.
This is an excerpt from chapter 1 of “A Shepherd’s Letter: The Faith Once and For All Delivered to the Evangelical Church” written by Bo Giertz and translated by Bror Erickson (1517 Publishing, 2022).