Pierre Keller Books

In the mid-1970s, Keller started using photography as a medium, in particular Polaroids. In the vibrant New York scene of the 1970s-1980s, he crossed paths with people such as Nan Goldin and Keith...

Pierre Keller le kilo art

By Martine Lanini, Tommaso Trini, Clement Dirie

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Husserl and Heidegger on Human Experience

By Keller Pierre

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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.