Intelligent Retinal Imaging Systems (IRIS), an industry leader in early detection systems for diabetic eye disease, has appointed Chris Belmont as interim chief executive officer, effective immediately.  He replaces Jason Crawford, who will step down from the position.   “After careful planning and a strategic review of the company, the Board of Directors has decided to make a change in direction,” said Dr. Sunil Gupta, M.D., board chairman, IRIS founder and chief medical off...