Matthew MacDonald is a developer, author, and educator in all things Visual Basic and .NET. He's worked with Visual Basic and ASP since their initial versions, and has written over a dozen books on the subject, including ""The Book of VB .NET"" (No Starch Press) and ""Visual Basic 2005: A Developer's Notebook"" (O'Reilly). He has also written a number of Missing Manual titles on Excel 2007 and Access 2007 (O'Reilly). His website is http://www.prosetech.com/.