Daniel Lachance, MCITP, MCTS, CNI, IBM Certified Instructor, CompTIA A+, CompTIA Network+, CompTIA Security+, is a technical trainer for Global Knowledge and has delivered classroom training for a wide variety of products for the past 17 years. Throughout his career he has also developed custom applications and planned, implemented, troubleshot, and documented various network configurations. Lachance was the technical editor on CompTIA Network+ Certification Study Guide, Fourth Edition and other certification books.
Scott Jernigan, CompTIA A+®, CompTIA Network+®, wields a mighty red pen as Editor in Chief for Total Seminars, a major provider of computer and network repair seminars for thousands of organizations throughout the world. He has written, edited, and contributed to dozens of books on computer literacy, hardware, operating systems, networking, and certification.
Mike Meyers, CompTIA A+, CompTIA Network+, CompTIA Security+®, is the industry’s leading authority on CompTIA A+ and CompTIA Network+ certifications. He is the president and founder of Total Seminars and the best-selling author of Mike Meyers’ CompTIA A+ Certification All-in-One Exam Guide and CompTIA Network+ Certification All-in-One Exam Guide.
Dan Lachance, CompTIA A+, CompTIA Network+, CompTIA Cloud+®, CompTIA Server+®, CompTIA Security+, MCSA, has delivered technical IT training for a wide variety of products for more than 20 years. Dan has worked as a technical editor on a number of certification titles and has authored titles including CompTIA Server+ Certification All-in-One Exam Guide (Exam SK0-004) and CompTIA Security+ Certification Practice Exams, Second Edition (Exam SY0-401).
Scott Jernigan (Houston, TX) is Editor in Chief for Total Seminars. Jernigan holds a Master of Arts degree in Medieval History, and after leaving academics, Jernigan began a career in IT, working as an instructor, editor, and writer. Mr. Jernigan has edited and contributed to dozens of books on computer literacy, hardware, operating systems, networking, and certification. His is the author of Computer Literacy—Your Ticket to IC3 Certification, and is the co-author of the bestselling CompTIA A+ Certification All-in-One Exam Guide, and the Mike Meyers’ A+ Guide to Managing and Troubleshooting PCs textbook (both with Mike Meyers). He has taught computer classes all over the United States, including stints at the United Nations in New York and the FBI Academy in Quantico.
