WPF/Silverlight Learning

I've collected a couple of links with WPF/Silverlight/MVVM learning content over the last couple of months.  Here they are:

• Understanding the Model-View-ViewModel Pattern
• Build Your Own MVVM Framework
• Real-world MVVM Presentation from DDDSydney
• Sample Data in the WPF and Silverlight Designer
• Stuff – WPF Line of Business Using MVVM Video Tutorial
• Silverlight 4 Training Kit
• Article about Service Locator, MVVM, and MessageBoxes