Adding Style to WPF and Silverlight Apps- Chris Koenig posted the slides from his speaking at the Dallas .NET User Group about WPF and Silverlight Styles, Templates and Data Binding.
WCF Authentication Services, Silverlight and smelly cookies- Jonas Follesoe with a great article on securing Silverlight services. This is absolutely a must-read article for anyone dealing with services and Silverlight. Excelent!
How to: Make Innerglows with Expression Blend- Tutorial, by Scott Barnes, explaining how to make an InnerGlow effect with Expression Blend.
Physics Helper for Blend and Silverlight - Andy Beaulieu created a small library of Silverlight User Controls or quick design of physics-based applications using Expression Blend 2.5 as the design surface and the Farseer Physics Engine for simulations
Digging Into Custom Controls - Jesse Liberty diggs into building custom controls and the key differences as opposed to other GUI environments.
13 days to the end of "Silverlight: Write and Win!" contest! Hurry up to participate!