William Esper Books

The Actor's Art and Craft

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William Esper, one of the leading acting teachers of our time, explains and extends Sanford Meisner's legendary technique, offering a clear, concrete, step-by-step approach to becoming a truly crea...

The Actor's Art and Craft

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The Actor's Guide to Creating a Character

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William Esper, one of the most celebrated acting teachers of our time, takes us through his step-by-step approach to the central challenge of advanced acting work: creating and playing a character....

Arte y oficio del actor

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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.