Gary R. Galluzzo Books

Essays on Emerging Assessment Issues

By Mary Diez, Gary R. Galluzzo, Louis A. Jr. Castenell, Suzanne Wegener Soled

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Aligning standards to improve teacher preparation and practice

By Gary R. Galluzzo

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Master s Degree in Education As Teacher Professional Development

By Rebecca Fox, Joan Isenberg, Gary Galluzzo, Stephen White

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The master s degree in education as teacher professional development

By Gary R. Galluzzo

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"Accountability for student's education is a major topic in the news, but what about teacher education? The authors present a plan, supported by research and tested at a large urban campus, for red...

The master's degree in education as teacher professional development

By Gary R. Galluzzo

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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.