John N. Kotre Books

The best of times, the worst of times

By John N. Kotre

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The Story of Everything

By John N. Kotre, John Kotre

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Seasons of life

By John N. Kotre, Morton Silverstein

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Program 5, Late adulthood (Ages 60+). A variety of case studies look at the last stage of development when people consider whether the story of their life has been a good one. The significance of g...

Lebenslauf und Lebenskunst. Uber den Umgang mit der eigenen Biographie.

By John Kotre

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The view from the border

By John N. Kotre

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View from the Border

By John Kotre

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View from the Border

By John Kotre

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Der Strom der Erinnerung. Wie das Gedachtnis Lebensgeschichten schreibt.

By John Kotre

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Weisse Handschuhe. Wie das Gedachtnis Lebensgeschichten schreibt.

By John Kotre

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View from the Border

By John Kotre

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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.