Better advice on PowerPoint
Although I've enjoyed reading Tufte's rants against Powerpoint, he offers little in the way of advice and even less in the way of empirically supported advice. That's why I was happy to find these seven Powerpoint tips based on empirical evidence in a recent issue of gradPsych. I'd make one amendment to the point that says "use graphs, not tables" because there's some evidence that tables, though less appealing, actually get the message across better sometimes.
And here's an eighth point: you don't have to use Powerpoint.