Brian Knittel is a software developer, consultant, and writer. He has authored or coauthored many of Que's best-selling Windows books. In addition, Brian coauthored Upgrading and Repairing Microsoft Windows with Scott Mueller. Paul McFedries is the author of more than 90 computer books that have sold more than 4 million copies worldwide. Paul also is the proprietor of Word Spy, a website devoted to tracking new words and phrases as they enter the English language.