Ben'sMom, was your son found to be ineligible?
Have you read all the links about qualifying and applying... including all documents, webpages, PDFs?
Did the psychologist who tested your son have the correct information on qualifications, etc?
If it helps in choosing a nominator, you can view the 4 questions which nominators are asked at the Checklist in Step 2 on this webpage: How to Apply

Even if your child does not become a DYS, please remain an active member of the forum... it is a great way to receive help along your journey.