Zak Ruvalcaba holds a Master of Science in Instructional Technology from the National University in San Diego. He has developed Web applications for such companies as Gateway, HP, Toshiba, and IBM. More recently, he's worked as a wireless software engineer developing .NET solutions for Goldman Sachs, TV Guide, The Gartner Group, Microsoft and Qualcomm. Previous books by Zak Ruvalcaba include The 10 Minute Guide to Dreamweaver 4 (Que Publishing) and Dreamweaver MX Unleashed (Sams Publishing). He also lectures on various technologies and tools including Dreamweaver and ASP.NET for the San Diego Community College District.