Jonathan Stutzman Books

A triumphant celebration of the tushee.Big ones, little ones, round ones and flat ones, furry ones and prickly ones--butts are everywhere, and each one is special! These powerful muscles make it po...

Soon, Your Hands

By Jonathan Stutzman Illustrated By Elizabeth Lilly

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Come get to know three neighboring families, each with a young child learning about themselves in this wondrous world. This poetic picture book is a parent's ode to everything their child is--and w...

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.