This is one of the most interesting talks on "being heard" that I have heard. Here is what Ted.com says about Seth: Seth Godin is an entrepreneur and prolific business-book author who specializes in marketing in the digital age.
also:
"Seth Godin may be the ultimate entrepreneur for the Information Age," Mary Kuntz wrote in Business Week nearly a decade ago. "Instead of widgets or car parts, he specializes in ideas -- usually, but not always, his own." In fact, he's as focused on spreading ideas as he is on the ideas themselves.Check out his blog as well.
PS... I will definitely be using his four square method of presentation overview soon.