David Hayward Books

New York Times-bestselling author Lisa Lutz conspires with-or should we say against?-coauthor David Hayward to write an original and hilarious tag-team crime novel. Meet Paul and Lacey Hansen: or...

Heads You Lose

By Lisa Lutz, David Hayward

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Dave, I just finished the first chapter of a new novel-a real crime novel with a dead body and all-and I thought of you... Paul and Lacey Hansen are pot-growing, twentysomething siblings sharing...

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.