Marc Chernoff Books

Getting back to happy

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Through the blog 'Mark & Angel Hack Life' and now through this book, the Chernoffs present a blend of positive psychology and strategies for coping with change, loss, and everything else life throw...

Getting Back to Happy

By Angel Chernoff, Marc Chernoff, Alyssa Milano

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Instant New York Times bestseller · Empowering advice for overcoming setbacks from the authors of the popular blog Marc & Angel Hack LifeMarc and Angel Chernoff have become go-to voices in the area...

1000 Little Things Happy Successful People Do Differently

By Angel Chernoff, Marc Chernoff

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New York Times-bestselling authors Marc and Angel Chernoff deliver instant inspiration and powerful advice for becoming our best selves.Millions of readers turn to Marc and Angel Chernoff for fresh...

1000 Little Habits of Happy, Successful Relationships

By Angel Chernoff, Marc Chernoff

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New York Times bestselling authors Marc and Angel Chernoff deliver inspiring, actionable advice for keeping relationships strong--for couples, parents, friends, and more.Millions of readers turn to...

The Good Morning Journal

By Angel Chernoff, Marc Chernoff

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An inspiring journal to help you start each day with perspective and purpose, from the bestselling authors behind Marc & Angel Hack Life.    Millions of readers turn to Marc...

1 000 little things happy successful people do differently

By Marc Chernoff

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Volver a ser feliz

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1000 Little Habits of Happy, Successful Relationships

By Angel Chernoff, Marc Chernoff

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Getting Back to Happy

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1000 Little Things Happy Successful People Do Differently

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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.