OSCON 2005 Keynote - Identity 2.0. The "Lessig Method" of presentation. The "Lessig Method" of presentation is not an official method per se, but many people who know about the work of Stanford law professor, Lawrence Lessig, have been inspired by his presentation style and informally refer to his approach as something unique indeed.
Those who have seen Lessig present have been talking about his approach for a while. David Hornik at VentureBlog wrote a post entitled Putting the "Power" in Powerpoint over two years ago. In this post he heaps praise on the presentation style of Lessig. Presentation tool.