I think Edward Tufte started it. Back in 2003 he wrote that PowerPoint is Evil. The New York Times took up the call and claimed . . .
The word "Infographic" is still shiny and new. Annoyingly, I can't get spell-check to accept it as a real word, and neither Merriam . . .
Find out how to energize an audience, become comfortable with improvisation during Q&A, and make explanations of . . .
Everyone gets the Umms. Rampant umming and ahhing can agitate audiences and strike fear into the hearts of presenters.