I do a lot of public speaking, and like a lot of speakers, I use PowerPoint slides and want the audience to remember what I say about those slides. I, like probably most readers, have been in the ...

I do a lot of public speaking, and like a lot of speakers, I use PowerPoint slides and want the audience to remember what I say about those slides. I, like probably most readers, have been in the ...

If you've been to a conference or meeting in the last decade, you are familiar with the routine. Speaker approaches podium, pulls out laptop, fires it up and orders the lights turned down. The ...