Mark Morris Books

New Fears

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Winner of the British Fantasy Society Award for “Best Anthology” An electrifying horror anthology featuring 19 stories by award-winning heavyweights of the genre—including Bird B...

New Fears II

By Mark Morris

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“One the Best Horror Books of the Year”, Barnes & Noble Blog An electrifying horror anthology featuring 21 short stories from modern masters of the genre, including a brand-new chille...

Batiatus and Solonius vie with each other for the favor of one Marcus Licinius Crassus, an Equites who aims at the Praetorship. Thrilled by the bloody violence of the fights, Crassus decides to set...

The Wolves of London

By Mark Morris

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Psychology professor Alex Locke is an ex-convict, forced back into the criminal underworld when his daughter is threatened. After he agrees to steal a mysterious Obsidian Heart, Locke is pursued by...

The Wraiths of War

By Mark Morris

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Alex Locke is desperately trying to hold onto the disparate threads of the complex web of time he has created. He travels to the First World War, living through the horrors of trench warfare i...

Predator: Stalking Shadows

By Mark Morris, James A. Moore

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An action-packed prequel to the new IllFonic video game PREDATOR: HUNTING GROUNDS - revealing deeply buried secrets in the battle between the ultimate hunters and their human prey.This official pre...

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.