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Press Articles
From CNN, December 25, 2014
From The New York Times, December 15, 2014
From USA Today, December 11, 2014
From The New York Times, December 4, 2014
From Business Insider, December 3, 2014
From The Huffington Post, November 25, 2014
From The Journal Star (Lincoln News), November 22, 2014
From Newswise, October 22, 2014
From National Geographic, October 14, 2014
From Penn News, October 13, 2014