There has been a lot of public agonizing lately about the steep rise in diagnoses of ADHD over the last two decades. There is growing, and justifiable, worry that a lot of kids are being put on stimulant medications who don’t need them.

What there hasn’t been is a plausible theory about what’s driving this explosion of diagnoses – 40 percent over the last decade and more than 50 percent over 25 years. The CDC now estimates that 12 percent of school age kids, and as many as 20 percent of teenage boys have been diagnosed with ADHD.

Blame has been directed at parents, for being so poor at discipline that they reach for a pill to make unruly kids settle down. Teachers are blamed for being so inept at maintaining order that they want students medicated into submission. Psychiatrists are blamed for being the pawns of drug companies peddling ADHD meds. But blaming doesn’t explain it. It’s not credible that an increase of this magnitude comes from individual parents, teachers and doctors suddenly pathologizing ordinary child and adolescent behavior. In my experience, most parents are quite reluctant to put their kids on psychotropic medication unless they’re in serious distress.

Now comes a […]