Douglas W. Jones Books

Who s Minding the Vote

By Douglas W. Jones, Barbara Simons

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Joseph Hanauer

By Douglas W. Jones

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Broken Ballots: Will Your Vote Count?

By Douglas W. Jones, Barbara Simons

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Broken ballots

By Douglas Jones

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Grail'S End

By Douglas W. Jones, Douglas Jones

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When the Longevity Gene was released into the wild one year ago, 400,000,000 people were suddenly returned to a state of youthful vigor. All facets of human culture across the globe are under treme...

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.