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For thousands of years, craftsmen have applied gilding, a thin layer of gold, to objects to enhance their value. Now, researchers at DOE's Jefferson Lab are using this same idea to enhance materials for accelerator science.

Editor's Note: The following is an excerpt from the new book Demand Better! Revive Our Broken Health Care System (Second River Healthcare Press, March 2011) by Sanjaya Kumar, chief medical officer at Quantros, and David B. Nash, dean of the Jefferson School of Population Health at Thomas Jefferson University. In the following chapter they explore the striking dearth of data and persistent uncertainty that clinicians often face when having to make decisions