Michael Witwer Books

Dungeons & Dragons Art & Arcana

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An illustrated guide to the history and evolution of the beloved role-playing game told through the paintings, sketches, illustrations, and visual ephemera behind its creation, growth, and continue...

Dungeons & Dragons Art & Arcana Special Edition, Boxed Book & Ephemera Set

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A deluxe, special edition package containing art prints, ephemera, and the illustrated guide to the history and evolution of the beloved role-playing game as told through the paintings, sketches, a...

Empire of Imagination

By Michael Witwer, Sam Witwer

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Empire of Imagination Gary Gygax and the Birth of Dungeons Dragons

By Michael Witwer

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Dungeons and Dragons the Legend of Drizzt Visual Dictionary

By Michael Witwer

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Dungeons and Dragons Art and Arcana

By Tactical Strategy Rules, Michael Witwer

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Dungeons & Dragons: La leyenda de Drizzt (The Legend of Drizzt)

By Michael Witwer

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- Incluye icónicas ilustraciones de D&D para explorar el personaje clave de Drizzt y el mundo de los reinos olvidados de forma novedosa, utilizando anotaciones, diagramas e ilustraciones inéditas....

Dungeons and Dragons The Legend of Drizzt Visual Dictionary

By Michael Witwer

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A visually stunning exploration of a legendary fantasy worldThe Forgotten Realms offer D&D players an endless array of secrets to uncover, foes to fight, and treasures to be taken. But there is one...

Empire of Imagination

By Michael Witwer

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Empire of Imagination

By Michael Witwer

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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.