Jeffrey R. Shapiro, MSCD, MCT, MCSE, MCITP, has been involved with Microsoft in infrastructure — servers, desktops and networks — and software for more than 20 years. He has taught many courses on MCSE (NT 4.0, Windows Server 2000–2012), MCITP (Windows XP, Windows 8 and 8.1, SQL Server, IIS, Active Directory and more), MCSD (Visual Basic, C#, ASP, ASP.NET and the .NET Framework), networking fundamentals, and network security. Jeffrey has authored, coauthored, or contributed on more than 20 IT books.
Darril Gibson is a veteran trainer who holds Microsoft, CompTIA, and (ISC)2 certifications. He has authored or coauthored more than 30 books.