On behalf of James, Joel, and myself, I would like to thank everyone who attended the Public Sector Developer Conference in New York City.  Here are the downloads:

Implement the Process: Real World SDLC Using Visual Studio Team System - deck

Building Office Business Applications with Visual Studio Tools for Office - deck

Introduction to LINQ + LINQ to SQL - deck, demo code

Introduction to Microsoft Silverlight - deck, demo code, Virtual Earth / Silverlight sample