Cal Newport Books

The 7 Habits of Highly Effective People

By Stephen R. Covey

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How to Win at College

By Cal Newport

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The essential guide to getting ahead once you’ve gotten in—proven strategies for making the most of your college years, based on winning secrets from the country's most successful stude...

How to Become a Straight-A Student

By Cal Newport

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Looking to jumpstart your GPA? Most college students believe that straight A’s can be achieved only through cramming and painful all-nighters at the library. But Cal Newport knows that real...

The 4 Disciplines of Execution

By Jim Huling, Sean Covey, Chris McChesney

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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.