It was beginner's night at the Chicago R User Group. I presented on the basics of Data Munging---the skill of obtaining data and reworking it into more useful formats. This is a huge topic you can't possibly do justice to in a single presentation, but was intended to give the audience an overview to use help() for in the future, and motivate some R explorations
From Adam Hogan at Design & Analytics
Clipping is a handy way to collect important slides you want to go back to later.