http://www.ted.com/talks/nancy_duarte_the_secret_structure_of_great_talks.html

Nancy Duarte: The secret structure of great talks | Video on TED.com

From the "I have a dream" speech to Steve Jobs’ iPhone launch, all great presentations have a common architecture. In this talk, Nancy Duarte draws lessons on how to make a powerful call-to-action. <em>(Filmed at <a href=http://www.ted.com/tedx/events/175>TEDxEast</a>.)</em>