Everyone will be linking to this, but everyone should see it. TheyRule is an amazing Flash app that shows you the members of the boards of large corporations. You expand each board (represented by a table) to see its members. Fatter members belong to many other boards. Click on their briefcases and see where the trail leads. Coke and Pepsi are as close as they could be without causing conflict of interest. Read into it what you will, view it through whatever filter you prefer, but do get educated.