Power Point and teaching

If I owned a whiffle bat I'd reach for it next time I read that technology will solve all of our teaching problems. In any given issue of Wired, the sacred temple of the technoligious, you'll find apostles of the Internet proclaiming that the end of teachers is at hand. It is not a new argument - they used to say it about filmstrips and probably said it about chalk, too. So don't mistake me for one of them. But I would like to describe how I have, successfully I think, incorporated PowerPoint into my lectures