How many times have you been through an architecture validation exercise? My guess is not many people have ever done this. Most of the time we judge the architecture late in the project when we decided if large amounts of re-work must be done to make things fit together. I’m sure you would all agree that doing an architecture validation review is a great idea, but how? My guest today is Dragos Manolescu one the architects from the patterns & practices team here at Microsoft with some terrific insights on Scenario Based Architecture Validation.