As many of our readers know, Worldchanging's Alex Steffen has brought the message of big-picture, bright green change to audiences around the world, from Toronto to New Zealand. He has held the attention of world leaders, businesspeople in suits, students in sweatshirts, and many others in between (including the distinguished audience members at TED).

Last spring, Alex delivered the keynote at the Hazel Wolf Environmental Film Festival here in Seattle. Though this intimate event was more informal than most, it's one of the few presentations from which we have a recording in full. We're happy to have the chance to share it with you here: