Here are the slides from PlayCrafter's presentation "Game Making IS the Game: Lessons Learned from Four Distinct Casual Game Creation Communities" at the Game Developers Conference. We were a highlighted session of the Worlds In Motion Summit.
We presented with our friends from Sharendipity, Gendai Games and Mockingbird.
Click the arrows to navigate (only active after the slides have finished loading.) The videos are short (10 - 15 seconds) but can't be skipped.