Lydia Denworth Books

I Can Hear You Whisper

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“A skilled science translator, Denworth makes decibels, teslas and brain plasticity understandable to all.”—Washington Post Lydia Denworth’s third son, Alex, was nearly two when he was identified w...

Friendship

By Lydia Denworth

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Toxic Truth

By Lydia Denworth

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They didn't start out as environmental warriors. Clair Patterson was a geochemist focused on determining the age of the Earth. Herbert Needleman was a pediatrician treating inner-city children. But...

Toxic Truth

By Lydia Denworth, Kellie Fitzgerald

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Friendship

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Friendship

By Lydia Denworth

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I can hear you whisper

By Lydia Denworth

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"An investigation into the science of hearing, child language acquisition, neuroplasticity, brain development, and Deaf culture spurred by Lydia Denworth's discovery that her son couldn't hear her...

Toxic Truth Large Print Edition A Scientist a Doctor and the Battle over Lead

By Lydia Denworth

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Toxic Truth

By Lydia Denworth

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Toxic Truth

By Lydia Denworth

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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.