Kathleen Tierney Books

Red Delicious

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Siobhan Quinn is back and working a new case in the dark and satirical sequel to Blood Oranges.Half-vampire, half-werewolf Siobhan Quinn survived her initiation into the world of demons and monster...

Blood Oranges

By Kathleen Tierney

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My name’s Quinn.If you buy into my reputation, I’m the most notorious demon hunter in New England. But rumors of my badassery have been slightly exaggerated. Instead of having kung-fu skills and a...

Disasters

By Kathleen Tierney

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The Social Roots of Risk

By Kathleen Tierney

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The Social Roots of Risk Producing Disasters Promoting Resilience High Reliability and Crisis Management

By Kathleen Tierney

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Cherry Bomb

By Caitlin R. Kiernan

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Meet Siobhan Quinn—Half vampire, half werewolf, and retired monster hunter. Or so she thought…Three years have passed since Quinn turned her back on Providence, Rhode Island’s seedy supernatural un...

Disasters

By Kathleen Tierney

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Social Roots of Risk

By Kathleen Tierney

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Disasters

By Kathleen Tierney

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Choosing Time

By Kathleen Tierney

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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.