Jeff Christopherson Books

Kingdom first

By Jeff Christopherson

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Kingdom first

By Jeff Christopherson

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Mandarin Kingdom First

By Jeff Christopherson, Mac Lake

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Venal Dogmata

By Jeff Christopherson

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Tentmakers

By James W. Watson, Narry F. Santos, Jeff Christopherson, James W. Watson, Narry F. Santos, Jeff Christopherson

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Tentmaking is a growing reality in Western society that necessitates more reflection and relevant response from pastoral and mission leaders. The need to consider bivocational or multivocational mi...

Tentmakers

By James W. Watson, Narry F. Santos, Jeff Christopherson, James W. Watson, Narry F. Santos, Jeff Christopherson

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Tentmakers

By James W. Watson, Narry F. Santos, Jeff Christopherson, James W. Watson, Narry F. Santos, Jeff Christopherson

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Kingdom Matrix

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Christopherson’s book is based upon three biblical yet highly controversial assumptions. 1. I'm either building the Kingdom of God or the dominion of Darkness. 2. It's possible to participate in...

Introducing the Kingdom Matrix

By Jeff Christopherson, Ed Stetzer

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Kingdom Matrix Expanded Edition

By Jeff Christopherson, Ed Stetzer

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.