Gregory Copeland Books

Who Was A. A. Milne?

By Gregory Copeland, Who HQ, Sarah Fabiny

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Find out how stories about his son's stuffed bear, famously known as Winnie the Pooh, made A. A. Milne one of the world's best-known children's authors in this informative biography from the #1 New...

Who Was Stephen Hawking

By Gregory Copeland, Jim E. Gigliotti, Who HQ

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Who Is Bruce Springsteen

By Gregory Copeland, Stephanie Sabol, Who HQ

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Who Was Jesse Owens?

By Gregory Copeland, Tomie DePaola, Who HQ, James Jr Buckley

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At the 1936 Berlin Summer Olympics, track and field star Jesse Owens ran himself straight into international glory by winning four gold medals. But the life of Jesse Owens is much more than a sport...

Who Was Seabiscuit?

By Gregory Copeland, Tomie DePaola, Paula K. Manzanero, Who HQ, James Buckley

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In the middle of the worst depression in U.S. history, one young racehorse lifted a nation's spirits. Seabiscuit was born in 1933 on a farm in Kentucky. Though bred for racing, he was weak and unde...

Who Was Benedict Arnold?

By Gregory Copeland, Who HQ, James Buckley

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Find out how this one-time American hero became the country's most notorious traitor.As a young child, Benedict Arnold never shied away from a fight. So when the French and Indian War began in 1754...

Who Was Salvador Dali?

By Gregory Copeland, Paula K. Manzanero, Who HQ

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Learn about the fascinating career of surrealist Salvador Dalí from his early life in Spain through his public life as an internationally famous artist in this exciting addition to the #1 New York...

What Is Black Lives Matter?

By Gregory Copeland, Who HQ, Lakita Wilson

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From the #1 New York Times bestselling series comes the latest title in the Who HQ Now format for trending topics. It tells the history of a political and social movement that advocates for non-vio...

What Is the Supreme Court?

By Gregory Copeland, Jill Abramson, Who HQ

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Hear ye, hear ye! Get ready to learn all about the most powerful court in the United States.Ever since it was established in 1789, the United States Supreme Court has had a majo...

What Is the Supreme Court?

By Gregory Copeland, Jill Abramson, Who HQ

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Hear ye, hear ye! Get ready to learn all about the most powerful court in the United States.Ever since it was established in 1789, the United States Supreme Court has had a majo...

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.