David Edson joined Visio Corporation at the release of Visio 1.0, and he travels globally training other developers in the use of Visio as a development and solutions platform. Dave served Microsoft as technical product manager for Visual Studio Integration and VBA. He is currently a highly sought-after lecturer, instructor, and consultant, helping corporations all over the world focus on visual application development with Visio. Dave received the Microsoft MVP (Most Valued Professional) award in recognition of his outstanding achievement in support of Visio, and he is also a Microsoft Certified Professional in data visualization. In fact, he helped create the certification exam. Dave has written for numerous technical periodicals, and he wrote an acclaimed book called Professional Development with Visio 2000. He holds degrees in architecture and architectural history.