Walt Ritscher has trained thousands of corporate developers during the last fourteen years. An active speaker, his teaching schedule has taken him throughout the world providing developer training at corporations, universities, and software conferences. He has collaborated on several books and videos published for the developer market including early adopter .Net courses at Microsoft Press. Walt is currently consulting and teaching .NET, Silverlight ,WPF and Microsoft Surface classes for Wintellect. Walt's industry expertise has placed him on various national technology advisory boards. He is also deeply involved in the local developer community — founding the .NET Developers… Association in Redmond, WA. Walt has accumulated plenty of experience as a developer —is currently a Microsoft MVP, and a member of the Silverlight/WPF Insiders and the WPF Disciples. As a web programmer he has worked numerous projects including; EPA sites and the Microsoft Community Starter Kit. He is the author of the open source utilityShazzam (WPF Pixel Shader Utility) at Shazzam-tool.com