The presentation guides you through the process of creating a digital storytelling project in iMovie '11.
For more info, such as links to playable versions of sample stories as well as other versions of the presentation (including one that has over 20,000 views!), see:
This post is on my DigitalWriting101.net help site, which features resources to help students and faculty compose in digital media (including separate tutorials on each step of using iMovie). Feel free to share the site with students and colleagues!