Over the past two decades, the assessment of Attention-Deficit/Hyperactivity Disorder (AD/HD) has evolved into a sophisticated balance of science and clinical judgement essential for arriving at reliable and valid diagnostic de- sions. Because of the precarious mix of clinical and empirical skill needed to evaluate children with this disorder, diagnostic practice in this area has been found wanting by many critics. In fact, a 1998 National Institutes of Health consensus panel concluded that -existing diagnostic treatment practices ... point to the need for improved awareness by the health...

Over the past two decades, the assessment of Attention-Deficit/Hyperactivity Disorder (AD/HD) has evolved into a sophisticated balance of science and clinical judgement essential for arriving at reliable and valid diagnostic de- sions. Because of the precarious mix of clinical and empirical skill needed to evaluate children with this disorder, diagnostic practice in this area has been found wanting by many critics. In fact, a 1998 National Institutes of Health consensus panel concluded that "existing diagnostic treatment practices ... point to the need for improved awareness by the health...