Stephen Bullen

Rob Bovey, President of Application Professionals, has developed several Excel add-ins shipped by Microsoft. He coauthored theMicrosoft Excel 97 Developers KitandExcel 2007 VBA Programmer’s Reference.

Dennis Wallentinhas developed Excel solutions since the 1980s through his firm, XL-Dennis, based in Östersund, Sweden.

Stephen Bullen, coauthor ofThe Excel 2007 VBA Programmer’s Reference, owns Office Automation, Ltd., based in Essex, Ireland.

John Greenowns Execuplan Consulting, a Sydney, Australia-based consultancy specializing in Excel and Access development.

Bovey, Bullen, and Green hold Microsoft’s prestigious Most Valuable Professional (MVP) honor.