Experts said this approach could possibly change standard medical practice, which favors drugs like Adderall and Ritalin as first-line treatments.

Source: Early Behavior Therapy Found to Aid Children With A.D.H.D. – The New York Times

this sounds less like behavioral therapy for the kids and more like  (this shit should be obvious) training in better parenting for adults. Either way you want to describe it, it sounds more promising than drugging 4 million kids.