Paul H. Wender Books

ADHD: A Guide to Understanding Symptoms, Causes, Diagnosis, Treatment, and Changes Over Time in Children, Adolescents, and Adults

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"Drawing on over forty years of clinical and research experience, Paul Wender and new coauthor David A. Tomb have created a classic, definitive model for identifying and treating children and adult...

ADHD

By Paul H. Wender

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The Hyperactive Child, Adolescent, and Adult: Attention Deficit Disorder Through the Lifespan

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The Hyperactive Child, Adolescent, and Adult: Attention Deficit Disorder through the Lifespan

By Paul H. Wender

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Understanding depression

By Donald F. Klein

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Understanding Depression: A Complete Guide to Its Diagnosis and Treatment

By Paul H. Wender, Donald F. Klein

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Attention-Deficit Hyperactivity Disorder in Adults

By Paul H. Wender

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Most people still think of attention-deficit hyperactivity disorder (ADHD) as a psychiatric disorder affecting only young children and adolescents. During the past decade, however, researchers have...

ADHD

By Paul H. Wender

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A.D.H.D.: Attention-Deficit Hyperactivity Disorder in Children, Adolescents, and Adults

By Paul H. Wender

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Attention Deficit Hyperactivity Disorder

By Paul H. Wender

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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.