Scott Mueller is the most trusted, authoritative hardware voice in the industry, whose book Upgrading and Repairing PCs has sold more than 2 million copies. Scott has taught hardware repair to a host of agencies in the U.S. and foreign governments, and corporations in the United States, Canada, Australia and Europe.
Terry Ogletree is a consultant who has worked with networked computers since 1980, and with Unix and TCP/IP since 1985. He has worked with Windows networking tools since their first availability, and occasionally contributes articles to PC Magazine.
Mark Edward Soper has taught computer troubleshooting to thousands of students since 1992. He has contributed to multiple editions of Upgrading and Repairing PCs as well as writing Leo Laporte's PC Help Desk, Absolute Beginner's Guide to A+ Certification, and many more titles.