This morning on the second day of the 2013 HIMSS conference, Dr. Eric Topol gave an entertaining, engaging keynote about the future of medicine and the emergence of digital health. He came on stage wearing his Walking Gallery jacket painted by Regina Holliday . We saw a surge of tweets from the medical community praising Regina for her patient advocacy efforts through her growing Walking Gallery. Eric entertained the audience with some photos challenging the notion of "what is a digital native?" It seems that unless you started using a smartphone when you were in the womb, you are probably...