Dirk Wittenborn Books

Welcome fledging Social Climbers! Allow us to show you the way.Birds do it, bees do it, even educated fleas do it, so what’s the big deal? You shouldn’t be punished for wanting to impro...

Pharmakon, or The Story of a Happy Family

By Dirk Wittenborn

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An honest, insightful , and ruefully funny look at the fate of one American family vis-à-vis the rise of modern psychopharmacology, Pharmakon, or The Story of a Happy Family is nothing less th...

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.