By Andrew M Weiss

In the winter of 2000, the Journal of the American Medical Association published the results of a study indicating that 200,000 two-to four-year-olds had been prescribed Ritalin for "an attention disorder" from 1991 to 1995. Judging by the response, the image of hundreds of thousands of mothers grinding up stimulants to put into the sippy cups of their preschoolers was apparently not a pretty one.

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