Michael Sims Books

In this amusing and brilliantly conceived book, Michael Sims introduces you to your body. Moving from head to toe, Sims blends cultural history with evolutionary theory to produce a wonderfully ori...

Yadang de du qi

By Michael Sims

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Apollo's Fire

By Michael Sims

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It?s the oldest story on Earth. You relive it every day. So much of our shared daily experience in the world is shaped by the sometimes dramatic, sometimes subtle effects of the Earth?s spin, its t...

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.