Lewis Black Books

Lewis Black, the hilariously mad-as-hell Daily Show regular and New York Times-bestselling author, explores how the rules and constraints of religion have affected his life and the lives of us all....

Spy vs spy

By Lewis Black, John Ficarra

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One of the most celebrated comic strips in MAD's history has a deceptively simple concept: twin spies, one clad in black and the other in white, outdoing each other in elaborately stupid plots to a...

Lewis and Kathleen Escape to Canada

By Kathleen Madigan, Lewis Black

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I'm Dreaming of a Black Christmas

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The F-Word

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How to Talk Dirty and Influence People

By Lenny Bruce, Lewis Black, Howard Reich

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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.