The IBM Watson system gained fame by beating human contestants on the television quiz show Jeopardy! almost two years ago. Since that time, Watson has evolved from a first-of-a-kind status, to a commercial cognitive computing system gaining a 240 percent improvement in system performance, and a reduction in the system’s physical requirements by 75 percent and can now be run on a single Power 750 server. IBM Watson trained in medicine to leverage 1.5 million patient records and 2 million pages of cancer research IBM Watson has ingested more than 600,000 pieces of medical evidence, two million pages of text...