If you want to be listed in this category, fill in this form...
The PowerPoint Blog is a listing of thoughts and impressions of whatever is happening in the world of PowerPoint.
Andrew May's PowerPoint and Publisher blog looks at these products from a developer perspective. Andrew creates developer content for PowerPoint at Microsoft.
The Maniactive Power Blog by Laura Bergells discusses PowerPoint related stuff.
Tony's PowerPoint Weblog speaks about PowerPoint, presentations and related topics.