Karen E Olson Books

Hidden: First In A New Mystery Series

By Olson, Karen E Olson, Karen E. Olson, Hoopla Digital, Karen E.

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A computer hacker's criminal past comes back to haunt her in this "edge-of-your-seat thriller" from the author of Vanished (Alison Gaylin, USA Today #8211;bestselling author). Nicole Jones lives of...

Sacred Cows

By Karen E Olson, Karen E. Olson

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Karen E. Olson.

Secondhand Smoke

By Karen E Olson, Charles Hamilton, Karen E. Olson

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“Authentic urban atmosphere, generous wit and winning characters lift Olson’s second outing for Annie Seymour (after 2005’s Sacred Cows).” —Publishers Weekly Awakened by a loud commotion, New Haven...

Betrayed

By Karen E Olson, Olson, Karen E.

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Computer hacker Tina Adler discovers that her true enemy could be someone terrifyingly close to home in this cunningly-plotted tale of identity and suspense. Framed for ordering a hit on mobster To...

Sacred Cows

By Karen E Olson, Karen E. Olson

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Pulled from her bed by an early morning phone call from her boss, local police reporter Annie Seymour finds herself at a crime scene staring at the naked body of a Yale student. Just the thing her...

Secondhand Smoke

By Karen E Olson, Karen E. Olson

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The Missing Ink

By Karen E Olson

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Murder leaves a mark Brett Kavanaugh is a tattoo artist and owner of an elite tattoo parlor in Las Vegas. When a girl makes an appointment for a tattoo of the name of her fiancé embedded in a heart...

The Missing Ink

By Karen E Olson

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The Missing Ink

By Karen E Olson

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From Publishers WeeklyThe Painted Lady, a tattoo shop in contemporary Las Vegas, and its owner, artist turned tattooist Brett Kavanaugh, are central to this pleasantly jargon-free themed mystery fr...

Shot Girl

By Karen E Olson

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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.