Walt has trained thousands of corporate developers since 1998. His teaching schedule takes him throughout the world providing developer training at corporations, universities and software conferences. He writes for Code Magazine and collaborates on books and videos produced for the developer market including his latest book entitled HLSL and Pixel Shaders for XAML Developers from O'Reilly Media (2012).

He's worked on numerous high visibility ASP.NET sites including work for the U.S. Environmental Protection Agency and Microsoft Learning.

His current UI obsession revolves around the Windows 8, Silverlight, Surface, WPF and ASP.NET MVC APIs. You can find his blog at blog.xamlwonderland.com. Walt is also a Microsoft MVP and author of the popular Shazzam Shader Editor tool.

He is also deeply involved in the local developer community — founding the .NET Developers Association in Redmond, WA and continues to help organize the Seattle Code Camp, developer hackathons and other local events.