William D. Cohan Books

Why Wall Street Matters

By William D. Cohan

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The Last Tycoons

By William D. Cohan

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Money and Power: How Goldman Sachs Came to Rule the World

By William D. Cohan

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Money and Power

By William D. Cohan

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The bestselling author of the acclaimed House of Cards and The Last Tycoons turns his spotlight on to Goldman Sachs and the controversy behind its success. From the outside, Goldman Sachs is a perf...

Why Wall Street Matters

By William D. Cohan

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A timely, counterintuitive defense of Wall Street and the big banks as the invisible—albeit flawed—engines that power our ideas, and should be made to work better for all of us Maybe you think the...

The Last Tycoons

By William D. Cohan

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Money and Power

By William D. Cohan

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The bestselling author of the acclaimed House of Cards and The Last Tycoons turns his spotlight on to Goldman Sachs and the controversy behind its success. From the outside, Goldman Sachs is a...

House of Cards

By William D. Cohan

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A blistering narrative account of the negligence and greed that pushed all of Wall Street into chaos and the country into a financial crisis.  At the beginning of March 2008, the monetary fabr...

Four Friends

By Kevin Stillwell, William D. Cohan

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Four Friends

By William D. Cohan

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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.