Last spring, Robyn Grobler shared a fascinating theory at TED@Johannesburg, one of the 14 stops on our worldwide talent search to find untold stories for TED2013. Her idea: that if she smiled, her patients felt less pain. She brought a PowerPoint presentation, but Grobler also tried illustrating her talk using Prezi, the cloud-based presentation software. (TED’s […]
Featured topic: TED on Science
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