John H. McWhorter Books

"Japanese has a term that covers both green and blue. Russian has separate terms for dark and light blue. Does this mean that Russians perceive these colors differently from Japanese people? Does l...

The word on the street

By John H. McWhorter

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In The Word on the Street, John McWhorter reveals our American English in all its variety, beauty, and expressiveness. Debunking the myth of a "pure" standard English, he considers the speech patte...

Spreading the Word: Language and Dialect in America

By John H. McWhorter, John McWhorter

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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.