BILL ROSTENBERG, FAIA, FACHA, an architect specializing in the design and planning of technologically complex healthcare facilities, is a principal in the San Francisco office of Anshen + Allen. He has authored industry standards on medical imaging and ambulatory care and is a contributor and editorial advisor for various medical and architectural journals. He is a frequent instructor at Harvard University Graduate School of Design–Office of Executive Education, Clemson University Architecture + Health Graduate Design Studio, the Radiological Society of North America, The Society for Computer Applications in Radiology, the American Hospital Association, and The American Institute of Architects.

STEVEN C. HORII, MD, FACR, FSCAR (author of Chapters 6 and 7) is Professor of Radiology and Clinical Director of the Medical Informatics Group at the University of Pennsylvania Medical Center.