Lisa Donald is a Microsoft Certified Trainer (MCT) and Microsoft Certified Systems Engineer (MCSE) who has worked with numerous Fortune 500 companies, including Digital Equipment Corporation and Apple Computer. She is the author of several Sybex certification books including MCSE: NT Server 4 in the Enterprise Study Guide.

Patrick Ciccarelli, an MCSE and a Cisco Certified Network Associate (CCNA), is the founder of Nethos Inc., a San Francisco Bay Area technology consulting company. He is also co-author of CCNA JumpStart from Sybex.

Dan Newland, also an MCT and MCSE, has worked as a consultant, trainer, and engineer, specializing in Microsoft, Novell, and Unix.