Janet W. Hardy Books

The Ethical Slut, Third Edition

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The classic guide to love, sex, and intimacy beyond the limits of conventional monogamy has been fully updated to reflect today’s modern attitudes and the latest information on nontraditional relat...

Spanking for Lovers

By Janet W. Hardy

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The Sexually Dominant Woman

By Janet W. Hardy

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The Ethical Slut

By Dossie Easton

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“A practical guide to practicing polyamory and open relationships in ways that are ethically and emotionally sustainable”--Provided by publisher.

The New Bottoming Book

By Janet W. Hardy, Dossie Easton

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This new edition of the bottoming book continues to teach the technique but also offers emotional support and ethical interaction to those curious or concerned about the consequences of BDSM.

The New Topping Book

By Janet W. Hardy, Dossie Easton

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Sex Disasters And How To Survive Them

By Janet W. Hardy, Ph.D. M.D.Charles Moser, Charles Moser

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The Toybag Guide to Canes and Caning Toybag Guide

By Janetw Hardy

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21st Century Kinkycrafts

By Janet W. Hardy

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Radical Ecstasy

By Janet W. Hardy, Dossie Easton

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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.