Go right now and see
Go right now and see They Rule. I have an idea similar to this that I wanted to execute, but this will tide me over nicely.
This is a database with a pretty Flash interface that shows the incestuous networks of relationships that join the small number of people who control most of the largest corporations in the world.
It's not a light read, but it does help to reinforce just how privileged this small group of people is.