Kara Pernice Books

Intranet design annual 2009

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"This report from the Nielsen Norman Group reviews the designs and usability of ten intranets that were chosen from a much larger number of nominated designs. The report is richly illustrated with...

Eyetracking Web Usability

By Kara Pernice, Jakob Nielsen, Jakob Nielsen Undifferentiated

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Based on one of the largest studies of eyetracking usability in existence used rigorous methodology and eyetracking technology to analyze 1.5 million instances where users look at Web sites. Their...

Intranet design annual 2009

By Kara Pernice

Average: 0.00, 0 Ratings

"This report from the Nielsen Norman Group reviews the designs and usability of ten intranets that were chosen from a much larger number of nominated designs. The report is richly illustrated with...

Eyetracking Web Usability

By Kara Pernice, Jakob Nielsen Undifferentiated

Average: 0.00, 0 Ratings

Eyetracking Web Usability

By Kara Pernice, Jakob Nielsen Undifferentiated

Average: 0.00, 0 Ratings

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.