I discussed whether and why you should create a DVD from your PowerPoint presentation a while ago...
And now let's take this to the next logical level: do you need a separate PowerPoint to DVD conversion software? The answer is not yes or no, it depends on your expertise level.
For starters, I haven't found a foolproof program that does it very well. And if you search for a PowerPoint to DVD program, it looks like the results are engineered by people who just want to sell their products! (they seem to be outsmarting Google for now). So I'm not going to recommend any of those programs. But to be fair -- most of them have trial versions, do check them out for yourself, and they might even work for you.
Essentially, creating a DVD from PowerPoint is a two step process:
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