Jeff Katzman M.D. Books

Ensemble!

Average: 0.00, 0 Ratings

Drawing on a combined expertise in improvisational theatre and psychiatry, author team Dan O'Connor and Dr. Jeff Katzman show readers how improv skills are the perfect antidote to loneliness and is...

Life Unscripted

By Jeff Katzman

Average: 0.00, 0 Ratings

Learn to collaborate with others, think on your feet, and celebrate mistakes using the skills of improv theater So many of us go through life following scripts we didn’t write for ourselves&m...

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.