This checklist was developed from the experience of many specialists in the field of Attention Disorders and Hyperactivity. It is designed to help determine whether you or someone you are rating, has ADD/ADHD, to what agree, and if so, in which area(s) difficulties are experienced. Please mark all statements. Please be honest. The purpose of this questionnaire is to help you (or someone else), not to put him/her in a bad light.