<prompt> Answer this question truthfullyWhat exactly is Aspergers syndrome?  <response>: <reason> Screening instruments for Asperger Syndrome include: Autism Screening Questionnaire ASQ, Autism Spectrum Quotient AQ, Autism Spectrum Screening uestionnaire ASSQ and diagnostic instruments for Asperger Syndrome include: Asperger Syndrome Diagnostic Scale ASDS, Gilliam Aspergers Disorder Scale GADS and Asperger Syndrome and high-functioning autism Diagnostic Interview ASDI. 