Julian Guthrie Books

How to Make a Spaceship - A Band of Renegades, An Epic Race, and the Birth of Private Spaceflight

By Julian Guthrie

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The Billionaire and the Mechanic: How Larry Ellison and a Car Mechanic Teamed Up to Win Sailing's Greatest Race, The America's Cup

By Julian Guthrie

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The Billionaire and the Mechanic: How Larry Ellison and a Car Mechanic Teamed Up to Win Sailing's Greatest Race, The America's Cup

By Julian Guthrie

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The Billionaire and the Mechanic: How Larry Ellison and a Car Mechanic Teamed Up to Win Sailing's Greatest Race, The America's Cup

By Julian Guthrie

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How to Make a Spaceship

By Julian Guthrie

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A New York Times bestseller! The historic race that reawakened the promise of manned spaceflightA Finalist for the PEN/E. O. Wilson Literary Science Writing Award Alone in a Spartan black...

How to Make a Spaceship

By Julian Guthrie

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A New York Times bestseller! The historic race that reawakened the promise of manned spaceflightA Finalist for the PEN/E. O. Wilson Literary Science Writing Award Alone in a Spartan black...

An unforgettable story of four women who, through grit and ingenuity, became stars in the cutthroat, high-stakes, male dominated world of venture capital in Silicon Valley, and helped build some of...

Alpha Girls

By Julian Guthrie

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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.