Lou Gerstner

"Thank goodness I'll never have to sit through another PowerPoint slide show again," said my late friend Dennis Hiser on his retirement from World Color in Chicago. That remark puzzled me. Then I heard about Lou Gerstner taking over at IBM. He stepped in front of a PowerPoint projector and interrupted a presentation saying, "Let's just talk about your business." IBM was shocked. Scott McNealy hated PowerPoint presentations so much he banned them from all Sun corporate offices. Again I was confused. Then I got hold of a small booklet with the title "The Cognitive Style of PowerPoint" by Edward R Tufte and, for