John Launer Books

Sex versus survival

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Who was Sabina Spielrein? She is probably best known for her notorious affair with Carl Jung, which was dramatized in the film A Dangerous Method, starring Keira Knightley. Yet her life story is mu...

How Not to be a Doctor

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Sex v Survival

By John Launer

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Jews, Christians and Family Therapy.

By John Launer

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Understanding Medical Education Association for the Study of Medical Education series Supervision mentoring and coaching

By John Launer

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Narrative Based Practice in Health and Social Care

By John Launer

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Sex versus survival

By John Launer

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How Not To Be A Doctor

By John Launer

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How not to be a doctor and other essays

By John Launer

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Reflecting on Reality

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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.