A woman in New Zealand tells an online community about her joint pain after chemotherapy. An electrical engineer and his colleagues in New York create a mathematical model that predicts survival in cancer patients. And a gamer in London steers a spaceship through an asteroid belt on a smartphone app that doubles as an analytical tool. As part of a growing movement called crowdsourcing, all 3 are sharing, producing, or assessing data that could prove invaluable to cancer researchers. Harnessing the wisdom of crowds to solve complicated problems isn't a new concept, but a growing number of initiatives are directing this collective brainpower at addressing some of the most vexing issues in cancer and other diseases.
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