J. Peter Bruzzese, an independent consultant, trainer, and author, has worked with clients ranging from Goldman Sachs to Microsoft, and instructed for leading trainers such as CBT Nuggets, New Horizons, and ONLC.com. Bruzzese contributes to Redmond and WindowsITPro Magazines, and speaks regularly at MCP's TechMentor Conferences. His recent books include Tricks of the Windows Vista Masters. Ronald Barrett, second lead blog writer for Network World, is an author and tech speaker with many years of experience. Wayne Dipchan is author of Exam Prep: Active Directory Design, a certified SQL database administrator, and a server expert for companies such as New Horizons, Bear Stearns, and GE.