"Nearly 50 percent of Americans have been mentally ill at some point in their lives, and more than a quarter have suffered from mental illness in the past twelve months. Madness, it seems, is rampant in America. " "Science," he concludes "can tell us what has gone wrong with a person and which treatments will work best to fix it. But it cannot tell us whether we ought to treat a certain condition." http://www.wired.com/wiredscience/2011/05/what-is-mental-illness-a-peek-through-the-murk/# review of Richard J. McNally's What is Mental Illness www.peoplewho.org