Autism spectrum disorder (ASD) is a group of developmental disabilities that can cause social, communication and behavioral challenges. Attention deficit hyperactivity disorder (ADHD) is a childhood disorder with symptoms, including difficulty controlling behavior and paying attention, and hyperactivity. According to the Centers for Disease Control and Prevention, one in 68 children is diagnosed with ASD. First responders and medical professionals likely will encounter people with ASD or ADHD and may not know how to best respond. This session provides an overview of common features of these disorders and discusses best practices for how first responders and medical professionals can effectively and safely serve adults and children with ASD and/or ADHD.