Adult Sibling Survey for Parents Please Confirm Your Consent to Participate in This Survey* I am giving my consent to participate in this research, acknowledging that I have read the above consent materials and have no questions about participating in this study, Which of your siblings has a diagnosis of an Autism Spectrum Disorder?*Check all that apply. Full Biological Brother Full Biological Sister What is your gender?* Female Male In your generation of your family (i.e. among your siblings and cousins)* There is more than one person affected by autism My sibling is the only person affected by autism How many biological sons do you have?*Please enter a number (e.g., 0,1,2,3...) How many biological daughters do you have?*Please enter a number (e.g., 0,1,2,3...) Do any of your biological children have a diagnosis of ASD?* Yes No For each of your children with an ASD Diagnosis, please list their age, gender, and whether the other parent has an ASD Diagnosis.If you have multiple children with an ASD diagnosis, click the + symbol and list each child on a separate line.Age (in Years)Gender (Male/Female)Does this child's other parent have an ASD diagnosis? (Yes/No) Do YOU have a history of any of the following?*Check all that apply. ASD Diagnosis Speech Delay Language Delay None of the above Would you like to provide information that would allow the research team to contact you to participate in additional research regarding your family?* Yes No Name* First Last Phone*Email*