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By Reena Jana
Fashion Week, which kicked off in New York on Sept. 5, offers a preview of next year's glitz and glamour (collections will also be shown in London, Milan, and Paris). But behind the scenes, the world's top designers are interested in much more than just pretty frocks. Many are experimenting with new technologies such as creating software to make it easier for shopping via mobile phone or collaborating with computer companies to develop new products. Here we look at 10 fashion innovators who are out to change the world.