In 2007, Steven Keating had his brain scanned out of sheer curiosity. Keating had joined a research study that included an MRI scan, and he asked that the scan’s raw data be returned to him. The scan revealed only a slight abnormality, near his brain’s smell center, which he was advised to have re-evaluated in a few years. A second scan, in 2010, showed no change, suggesting that the abnormality was most likely benign. While the second scan provided reassurance, Keating’s knowledge of the abnormality — as a result of having access to the raw data from these scans — ultimately led to the detection of a baseball-sized tumor that was removed this past August. Continue reading article on MIT News.