Mike Meyers, CompTIA A+, CompTIA Network+, is the industry's leading authority on CompTIA A+ certification. He is the president and founder of Total Seminars, LLC, a major provider of PC and network repair seminars for thousands of organizations throughout the world such as IBM, Lucent Technologies, Canon, Dupont, GE, and many others, as well as government clients such as the FBI, FAA, and the United Nations. Mike's CompTIA A+ Certification All-in-One Exam Guide has been the bestselling CompTIA A+ certification book on the market since its initial printing in July 1998, and his CompTIA Network+ All-in-One Exam Guide , now in its Fourth Edition, is also one of the industry's top-selling certification books. Total Seminars is a member of CompTIA, the creator of A+ certification. In addition to trade publications, Total Seminars writes textbooks, including Mike Meyers CompTIA A+ Guide to Managing and Troubleshooting PCs and Mike Meyers' CompTIA Network+ Guide to Managing and Troubleshooting Networks (a full-color series). These textbooks, along with lab manuals, practice exam software, and instructor guides, are used by thousands of schools nationwide to train students in general computer hardware, operating system, and networking skills while also preparing them for certification.