Jonathan Jansen Prof Books

"The articles in this collection, previously published in The Times, focus on education and the social realities of South African society. Jansen by turn horrifies us, inspires us and reminds us of...

How to fix South Africa's schools

By Jonathan D. Jansen

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South Africa has an education crisis, despite the fact that the government spends the biggest slice of its budget on education, more than any other African country. And yet the crisis persists. Jan...

Letters to My Children

By Jonathan Jansen

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We Need to Talk

By Jonathan Jansen

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Song for Sarah

By Jonathan Jansen

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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.