Diana Sousa Books

Critical Role: The Mighty Nein Origins--Beauregard Lionett

By Written By Mae Catt With Marisha Ray, Matthew Mercer Of Critical Role Featuring The Art Of Guilherme Balbi, Colors By Diana Sousa.

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DESPITE HER ORIGINS WITH A “GOOD FAMILY,” BEAUREGARD LIONETT’S PENCHANT FOR TROUBLEMAKING WAS LEGENDARY.Frustrated with her father’s superstitious and controlling manner, Be...

Critical Role: The Mighty Nein Origins--Caleb Widogast

By Written By Jody Houser With Art By Selina Espiritu, Colors By Diana Sousa In Collaboration With Liam O Brien, Matthew Mercer Of Critical Role.

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Vox Machina Origins writer Jody Houser joins fan-favorite artist Selina Espiritu, and Matthew Mercer and Liam O'Brian to reveal Caleb's troubled past in this all-new hardcover graphic novel! Fans o...

Critical Role: The Mighty Nein Origins - Fjord Stone

By Written By Kevin Burke, Chris Doc Wyatt With Collaboration From Matthew Me Rcer, Travis Willingham. Art By Selina Espiritu. Colors By Diana Sousa.

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Fjord Stone's early years to life in this all-new hardcover Critical Role graphic novel! Kevin Burke and Chris “Doc” Wyatt, writers for the Amazon Original animated series Critical...

Critical Role

By Ariana Maher, Olivia Samson, Jody Houser, Diana Sousa, J. P. Massa

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Mall Goth

By Diana Sousa, Kate Leth, Robin Crank

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Tales from Nottingham 4

By Diana Sousa, Miguel Puerta, Dylan Essex

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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.