Ken Bluttman has been working as a software developer for nearly two decades. Ken specializes in VB.Net/VBA/database/web applications. He has written several articles on various computer topics including Office/VBA development, XML, SQL Server, and InfoPath. He has a number of books out on Excel and Access. Ken lives in New York with his wife, son, dog, hamster, some frogs, and a couple of geckos.

Peter Aitken has been writing about computers and programming for over 15 years. He has more than 45 books to his credit with over 1.5 million copies in print, and also has extensive experience writing software documentation, online help, and magazine and trade-publication articles. Some recent book titles are Managing Your Money and Investment with Excel, Powering Office XP with XML, Excel PivotTables and Charts, and Visual Basic.NET Programming with Peter Aitken. He is the proprietor of PGA Consulting, providing custom application development and technical writing services since 1994.