Media type: E-Article Title: WORLD CHANGING IDEAS Contributor: Jabr, Ferris; Harmon, Katherine; Laber-Warren, Emily; Biello, David; Piore, Adam; Yuhas, Daisy; Mims, Christopher; Fessenden, Marissa; Carey, John imprint: 2012 Published in: Scientific American Language: English ISSN: 1946-7087; 0036-8733 Origination: Footnote: