When he was just 14 years old, Malawian inventor William Kamkwamba built his family an electricity-generating windmill from spare parts, working from rough plans he found in a library book. In conversation with TED Curator Chris Anderson, Kamkwamba, now 19, tells a moving story of ingenuity and adaptation, and shares his dreams for the future. This talk inspired outpourings of support from the TED community and in the blogosphere. See the video story here:
