PHILADELPHIA--(BUSINESS WIRE)--Bruce J. Hillman, M.D., FACR, chief scientific officer of ACR Image Metrix, has been named Outstanding Researcher of 2007 by the Radiological Society of North America (RSNA). The RSNA Outstanding Researcher Award annually recognizes and honors one senior individual in who has made original and significant contributions to the field of radiology or radiologic sciences throughout a career of research.