Errol C Friedberg Books

The Writing Life of James D. Watson

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"James Watson's autobiographical account of the discovery of the structure of DNA, The Double Helix, scandalously portrayed science and scientists as never before. Yet millions of the readers of Wa...

Emperor of enzymes

By Errol C. Friedberg

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Fixing Your Damaged and Incorrect Genes

By Errol C. Friedberg

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Learning about Your Genes

By Errol C Friedberg

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New opathies

By Errol C. Friedberg

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Learning about your genes

By Errol C. Friedberg

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"Genes were unknowingly discovered in the 19th century by Gregor Mendel, a Czechoslovakian monk. It was later established that genes are made of DNA, a biological compound found in tiny thread-like...

Biography of Paul Berg

By Errol C. Friedberg

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Biography of Paul Berg

By Errol C. Friedberg

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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.