Edward Tufte is a renowned expert – possible the renowned expert – on the visual presentation of information. He hates powerpoint almost unreservedly. His account of how the poor presentation of information contributed to the Columbia space shuttle failure in 2003, drawn from his experience as a consultant to NASA, as well as from the [...]
Guy Kawasaki says It’s quite simple: a PowerPoint presentation should have ten slides, last no more than twenty minutes, and contain no font smaller than thirty points… If “thirty points,â€� is too dogmatic, then I offer you an algorithm: find out the age of the oldest person in your audience and divide it by two. [...]
Attempting to have slides serve both as projected visuals and as stand-alone handouts makes for bad visuals and bad documentation. Yet, this is a typical, acceptable approach. PowerPoint (or Keynote) is a tool for displaying visual information, information that helps you tell your story, make your case, or prove your point. PowerPoint is a terrible [...]