Paul Johnson Books

Eisenhower

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Acclaimed historian Paul Johnson’s lively, succinct biography of Dwight D. Eisenhower explores how his legacy endures today In the rousing style he’s famous for, celebrated biograp...

Mozart

By Paul Johnson

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Eminent historian Paul Johnson dazzles with a rich, succinct portrait of Mozart and his musicAs he’s done in Napoleon, Churchill, Jesus, and Darwin, acclaimed historian and author Paul Johnso...

Socrates

By Paul Johnson

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A brilliant portrait of the Greek philosopher who personified philosophy. Socrates was undeniably one of the greatest thinkers of all time, yet he wrote nothing. Throughout his life, and indeed...

Jesus

By Paul Johnson

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From the bestselling author and acclaimed historian, a powerful portrayal of the life of Jesus Is Jesus relevant to us today? Few figures have had such an influence on history as Jesus of...

Eminent historian Paul Johnson provides a rich, succinct portrait of Charles DarwinCharles Darwin is arguably the most influential scientist of all time. His Origin of Species forever changed our c...

Napoleon

By Paul Johnson

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From New York Times bestselling author Paul Johnson, “a very readable and entertaining biography” (The Washington Post) about one of the most important figures in modern Europ...

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.