Here are some of the PowerPoint slides I have used for my public presentations.

Ajax

ASP.NET MVC

ASP.NET MVC 3

ASP.NET MVC 3 and JQuery

Flex 2.0

FuseBox 5 vs. Model Glue

iPhone Development

JQuery

Spry Framework

LINQ

STaX

ColdFusion Web Services

Latest Bits 2011

WebApi, WebAPI VS2010 Code, WebAPI iOS Sample App