Lyz Liddell Books

Pathfinder Roleplaying Game

By Logan Bonner, Lyz Liddell, Mark Seifter

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Pathfinder Lost Omens

By Lyz Liddell, Ron Lundeen, James Jacobs, Paizo Staff, Tanya DePass

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Pathfinder Beginner Box (P2)

By Logan Bonner, Lyz Liddell, Mark Seifter, Jason Bulmahn

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Take the first step into an amazing world of fantasy adventure! The Pathfinder Beginner Box contains everything you need to learn how to play the Pathfinder Roleplaying Game, including rules to cre...

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.