Jonathan Kellerman Books

Guilt

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NEW YORK TIMES BESTSELLER Jonathan Kellerman’s “psychology skills and dark imagination are a potent literary mix” (Los Angeles Times), and this intensely thrilling blend has...

Killer

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLER • Jonathan Kellerman returns with this stunning thriller—a mesmerizing L.A. noir portrayal of the darkest impulses of human nature carried to shocking extr...

Killer

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLER • Jonathan Kellerman returns with this stunning thriller—a mesmerizing L.A. noir portrayal of the darkest impulses of human nature carried to shocking extr...

Flesh and Blood

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Lauren Teague is a beautiful, defiant, borderline-delinquent teenager when her parents bring her to Alex Delaware's office. But for all Alex's skill and effort, Lauren resists--angrily, provocat...

Motive

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLERJonathan Kellerman writes razor-sharp novels that cut to the quick. Now comes Motive, which pits psychologist Alex Delaware and homicide cop Milo Sturgis against a vicious...

Motive

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLERJonathan Kellerman writes razor-sharp novels that cut to the quick. Now comes Motive, which pits psychologist Alex Delaware and homicide cop Milo Sturgis against a vicious...

Breakdown

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLER • Jonathan Kellerman has been universally hailed as the master of psychological suspense, and the blockbuster new thriller featuring Alex Delaware and Milo Sturg...

Breakdown

By Jonathan Kellerman

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NEW YORK TIMES BESTSELLER • Jonathan Kellerman has been universally hailed as the master of psychological suspense, and the blockbuster new thriller featuring Alex Delaware and Milo Sturg...

Heartbreak Hotel

By Jonathan Kellerman

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#1 NEW YORK TIMES BESTSELLER • Alex Delaware and LAPD detective Milo Sturgis investigate the death of Alex’s most mysterious patient to date in the sensational new thriller from the mast...

Heartbreak Hotel

By Jonathan Kellerman

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#1 NEW YORK TIMES BESTSELLER • Alex Delaware and LAPD detective Milo Sturgis investigate the death of Alex’s most mysterious patient to date in the sensational new thriller from the mast...

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.