Marc S. Schulz Books

Strengthening couple relationships for optimal child development

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Adolescence and Beyond: Family Processes and Development

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"While the period of transition from adolescence to adulthood has become a recent focus for developmental psychologists and child mental health practitioners, the full role of the family during thi...

Adolescence and Beyond: Family Processes and Development

By Stuart T. Hauser, Marc S. Schulz, Patricia K. Kerig

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Adolescence and Beyond

By Marc S. Schulz, Patricia K. Kerig

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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.