When it comes to Attention Deficit/Hyperactivity Disorder, which is too often a cavalier diagnosis of first resort, clinicians can benefit from the range of responsible views on assessment and treatment proffered here. If doctors, therapists, and school personnel were to have only one resource to consult to fully understand AD/HD the problems and the solutions this collection of authoritative perspectives assembled by Drs. Incorvaia, Mark-Goldstein, and Tessmer should be it.