Title: Social Connections Among Siblings with and without Intellectual Disability or Autism (Hilary E. Travers, Mary Elizabeth Carlton, Erik W. Carter) Corresponding Author: Hilary E. Travers M.Ed. Email address: hilary.travers@vanderbilt.edu Institutional Affiliation: Vanderiblt University Departmental Affiliation: Peabody College Street Address: 230 Appleton Place, PMB 228, Peabody College City, State, Zip, Country: Nashville, TN 37203, USA Mary Elizabeth Carlton M.Ed., Dare County Schools, Nags Head, NC, 27959, USA Erik W. Carter Ph.D., Professor, Vanderbilt University, Peabody College, Nashville, TN, 37203, USA Acknowledgments The work reflected in this manuscript has been accepted as an oral presentation to be given at the TASH 2018 annual conference. The work reported in this article was supported in part by a leadership grant from the Office of Special Education Programs, U.S. Department of Education, through Grant H325K140201 to Vanderbilt University. Vanderbilt University IRB approvals were obtained and followed.