What makes a great presenter? Vivid imagination, passion for the subject, belief in audience, good physical energy, sense of humour + awe.
— Tony Buzan (@Tony_Buzan) April 16, 2010
I don't think of Tony Buzan, the inventor of mind mapping, as a speaker even though he must spend a lot of time in front of an audience. This is speaking advice to live by--I bet he must be quite a speaker.