Judith Hooper Books

The three-pound universe

By Judith Hooper

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Of Moths and Men: An Evolutionary Tale

By Judith Hooper

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"As almost every high school biology student once learned, the peppered moths of England were the most renowned insects in the world. Featured in nearly every science textbook, they acquired their...

Of Moths and Men An Evolutionary Tale

By Judith Hooper

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3 Pound Universe

By Judith Hooper

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Would the Buddha wear a Walkman?

By Judith Hooper

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The three-pound universe

By Judith Hooper

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Alice in bed

By Judith Hooper

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"Arm yourself against my dawn, which may at any moment cast you and Harry into obscurity, Alice James writes her brother William in 1891. In Judith Hooper's magnificent book, zingers such as this f...

Of Moths and Men

By Judith Hooper

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Personality and Memory Correlates of Intellectual Functioning

By Frank H. Hooper, Judith Hooper

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Spiaca Alicja

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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.