Glenn E. Weadock, MCITP, MCSE, MCSA, MCT, A+, is the president of Independent Software Inc., which he founded in 1982 after graduating from Stanford University's engineering school. ISI provides expert witness, consulting, and training services in the IT field with a focus on Microsoft networking technologies. Author of 18 commercial books for publishers including McGraw-Hill, Wiley, and Sybex, Glenn has written books in the famous Dummies series, as well as books on web design, client/server networking, Microsoft certification, and the Windows Registry. Glenn is a Microsoft-Certified Trainer, Microsoft-Certified Information Technology Professional, Microsoft-Certified System Engineer, Microsoft-Certified System Administrator, and a CompTIA-certified A+ technician. He developed several seminars and video courses for Data-Tech Institute, co-authored two Microsoft Official Curriculum courses on Windows Server 2008, and has taught PC and network troubleshooting, design, and support to thousands of students in the US, UK, Canada, and Southeast Asia, both in-person and over the Internet. As a consultant to the legal profession, Glenn advised the U.S. Justice Department in the Microsoft antitrust case and was also an expert witness. Glenn has also consulted and/or testified in several high-profile patent cases, including IBM v. Amazon, Augme v. Yahoo! and LendingTree v. Zillow. Glenn currently teaches advanced Microsoft seminars for Global Knowledge and has written many technical white papers for Global as well. He has a Bachelor of Science in Engineering, With Distinction, from Stanford University, where he was elected to Phi Beta Kappa and Tau Beta Pi honor societies. In his spare time, Glenn enjoys hiking, travel, and music.