L. Jon Wertheim Books

Venus Envy

By L. Jon Wertheim

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Venus Envy

By L. Jon Wertheim

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An eight-time Emmy Award-winning broadcaster interweaves the story of his life and career with lively tales of major events and engaging figures in modern sports, from the 1980 "Miracle on Ice" fin...

You Can t Make This Up

By L. Jon Wertheim, Al Michaels

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You Can t Make This Up

By L. Jon Wertheim, Al Michaels

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You Can t Make This Up

By L. Jon Wertheim, Al Michaels

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Running the Table

By Jon Wertheim

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Scorecasting

By L. Jon Wertheim, Tobias Moskowitz

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In Scorecasting, University of Chicago behavioral economist Tobias Moskowitz teams up with veteran Sports Illustrated writer L. Jon Wertheim to overturn some of the most cherished truisms of sports...

Scorecasting

By L. Jon Wertheim, Tobias Moskowitz

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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.