«As it stands, the result is that too many boys are diagnosed with attention-deficit disorder or its companion, attention-deficit hyperactivity disorder. The U.S. -- mostly its boys -- now consumes 80% of the world's supply of methylphenidate (the generic name for Ritalin). That use has increased 500% over the past decade, leading some to call it the new K-12 management tool. There are school districts where 20% to 25% of the boys are on the drug, says Paul R. Wolpe, a psychiatry professor at the University of Pennsylvania and the senior fellow at the school's Center for Bioethics: "Ritalin is a response to an artificial social context that we've created for children."»
In that last sentence, I don't know that "for" is the right preposition to use. My suggested alternatives: around, against, and in spite of.