Luke Dempsey Books

Monty Python s Flying Circus

By Eric Idle, Graham Chapman, Luke Dempsey, Terry Gilliam, John Cleese

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Here are the complete scripts for every one of the 45 episodes of Monty Python's Flying Circus and some of the most entertaining writing to have gone into television anywhere; every silly set-up, e...

A Supremely Bad Idea

By Luke Dempsey

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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.