Richard Gallagher Books

"The worst customer situations demand more of front-line employees than good intentions and the right attitude. These kinds of issues can send seasoned service professionals into red alert, and req...

A surprising election-year almanac

By Richard Gallagher

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The Organized Child: An Effective Program to Maximize Your Kid's Potential--in School and in Life

By Richard Gallagher, Elana G. Spira, Jennifer L. Rosenblatt

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The organized child

By Gallagher Richard Psychiatrist

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Whether it's perpetually forgetting to write down homework, misplacing backpacks, or cramming month-long assignments into a single night, organizational skills problems get in the way of school suc...

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.