Tuesday, November 12, 2013

PowerPoint Presenters Must Focus on Audience, Not Slides | Public Speaki...

http://www.youtube.com/v/riJfXXMjDYQ?version=3&autohide=1&autohide=1&feature=share&showinfo=1&autoplay=1&attribution_tag=Wd7l-JfXU_KyMVpv7i1aZQ
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