In his book on medical practice, Gawande (2007) reports on the efforts of one hospital system to get doctors to wash their hands more frequently. After getting only minimal compliance with various kinds of incentives and rules, the doctors were asked, “Why don’t you wash your hands more frequently?” This humble inquiry revealed many reasons, such as the inconvenience and time that it took, leading to a variety of solutions that brought compliance to near 100 percent. For example, hand cleansers were installed at multiple convenient locations, which facilitated hand-washing and saved time. The
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