John Paul Mueller is a freelance writer and technical editor who has written over 300 articles and 68 books, most recently Microsoft Windows XP Power Optimization (Sybex 2005). He's contributed articles to such magazines as DevSource, asp.netPro, InformIT, SQL Server Professional, Visual C++ Developer, Hard Core Visual Basic, and Visual Basic Developer. You can reach John on the Internet at jmueller@mwt.net and visit his website at: http://www.mwt.net/~jmueller/.