After a long, lucrative run, ranking everything from colleges to cruise ships, U.S. News has in recent years faced growing scrutiny and criticism of their lists. The magazine tried to appease law schools this month by making rankings changes, but it has yet to respond to expressions of concern by hundreds of doctors and others that the annual “Best Diets” list also has serious problems and is the product of scant scientific backing.
Many of the U.S. News “Best Diets,” have barely been tested in clinical trials, the kind of rigorous evidence that is essential for showing cause-and-effect relationships.
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