Benjamin Caldwell Books

Sun the Sky the Stars the Moon

By Marc Adamus, Benjamin Caldwell, Linnea Puckett

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Preparing for the 2022 California Clinical Social Work Law and Ethics Exam

By Benjamin Caldwell

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Prez: Setting a Dangerous President

By Mark Russell

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It's 2046 and America has just elected its first teenage president! Previously selected as one of YALSA’s Top Ten Graphic Novels for Teens, DC’s critically acclaimed political satire Pr...

Preparing for the 2023 California Clinical Social Work Law and Ethics Exam

By Benjamin Caldwell

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Preparing for the 2023 California MFT Law and Ethics Exam

By Benjamin Caldwell

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Preparing for the 2024 California MFT Law Ethics Exam

By Benjamin Caldwell

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Preparing for the 2024 California Clinical Social Work Law Ethics Exam

By Benjamin Caldwell

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Preparing for the 2021 California MFT Law and Ethics Exam

By Benjamin Caldwell

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This study guide prepares you quickly and efficiently to tackle the 2021 California Marriage and Family Therapist Law & Ethics Exam. It includes a study guide built around the specific knowledge st...

Preparing for the 2021 California Clinical Social Work Law and Ethics Exam

By Benjamin Caldwell

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This study guide prepares you quickly and efficiently to tackle the California Clinical Social Worker Law & Ethics Exam. It includes a study guide built around the specific "knowledge statements" t...

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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.