I've mentioned David Armano a lot in my Blogworld coverage, but he deserves it. He's a positive and effective evangelist for social media, and he shares great stuff. His presentation on creating visuals for your content was one of my highlights of Blogworld.
It's not an easy task to break down the creative process into a series of replicable steps, but he's done a great job here. If you've ever struggled with boring PowerPoint slides or wished you could make your blog more visually exciting, take a look at David's approach. Click the "Full" button to make it bigger.