Clinical psychologist (Ph.D., Psy.D., Ed.D.) attention-deficit/hyperactivity disorder American Psychological Association www.apa.org/topics/adhd/index.aspx American Psychological Association: ADHD American Psychological Association American Psychiatric Association ADHD http://www.apa.org/topics/adhd/index.aspx American Psychological Association (APA) on ADHD American Psychiatric Association http://www.apa.org/topics/adhd/index.aspx children