Spencer Wells Books

The Journey of Man: A Genetic Odyssey

By Mark Read, Spencer Wells

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Pandora's Seed: Why the Hunter-Gatherer Holds the Key to Our Survival

By Spencer Wells

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The journey of man

By Spencer Wells

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Around 60,000 years ago, a man, genetically identical to us, lived in Africa. Every person alive today is descended from him. How did this real-life Adam wind up as the father of us all? What happe...

The journey of man

By Spencer Wells

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Deep Ancestry

By Spencer Wells

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Science tells us we're all related--one vast family sharing a common ancestor who lived in Africa 60,000 years ago. But countless questions remain about our great journey from the birthplace of Hom...

The Journey of Man

By Spencer Wells

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Pandora's Seed

By Spencer Wells

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Ten thousand years ago, our species made a radical shift in its way of life: We became farmers rather than hunter-gatherers. Although this decision propelled us into the modern world, renowned gene...

On Ovarian And Uterine Tumours

By Spencer Wells

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Deep Ancestry

By Spencer Wells

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NG People of the World

By K. David Harrison, Catherine H. Howell, Spencer Wells

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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.