Darian Leader Books

Fifty years ago, the terms mourning and melancholia were part of the psychological lexicon. Today, in a world of rapid diagnoses, quick cures, and big pharmaceutical dollars, the catch-all concept...

Stealing the Mona Lisa

By Darian Leader

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Stealing the Mona Lisa

By Darian Leader

Average: 0.00, 0 Ratings

When the Mona Lisa was stolen from the Louvre in 1911, it was twenty–four hours before anyone knew it was missing. Afterward, thousands of people flocked to see the empty space where it had o...

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.