The Sharon Sigesmund Pierce and Stephen Pierce Center for Autism and Developmental Disabilities at Touro University Nevada provides neurophyschologist diagnosis and treatment including physical therapy, occupational therapy, speech/language therapy, and applied behavioral analysis for children up to 12 years of age. Early Intervention Is KeyWhen Your Children Are Not Meeting Milestones Your child deserves the opportunity to reach their potential. The Sharon Sigesmund Pierce and Stephen Pierce Center for Autism and Developmental Disabilities at Touro University Nevada is here to help with an evidence-based, team-centered approach.