Jeff Prosise has been writing software for 17 years and authoring books, articles, and magazine columns about computers and computer programming for 14 years. His first book was PC Magazine DOS 5 Techniques and Utilities, which was published by Ziff-Davis Press in 1991; his most recent effort is Programming Windows with MFC, Second Edition, published by Microsoft Press in 1999. Jeff is also a contributing editor for MSDN Magazine, where he writes regular columns and feature articles about Microsoft .NET, COM, MFC, and Win32® programming; and a contributing editor for PC Magazine. Jeff cofounded Wintellect, a software consulting and education firm based in Knoxville, Tennessee. As a principal of Wintellect, Jeff travels the world teaching programming seminars and speaking at the Visual C++ Developers Conference, WinDev, WinSummit and other programming conferences. Over the years, Jeff has developed a reputation for making complex technical topics understandable.