The Entrepreneur's Library has a short recorded interview with David. Useful information for beginners, and those of you who are more experienced may hear familiar concepts in a new way. I liked this quote: "This methodology starts with where you are, not with where you should be."
http://www.theelpodcast.com/tel-020-getting-things-done-david-allen/
(19 minutes)
http://www.theelpodcast.com/tel-020-getting-things-done-david-allen/
(19 minutes)