The purpose of this research study is to figure out if a new smartphone app impacts distracted driving, and to learn parent and teen perspectives on the app.

We are asking both parents and their child between ages 16-18 who recently received their learner's permit to partner with us as we learn more about teen driving safety. We are looking for children both with and without an ADHD diagnosis to participate.

We are asking teens with autism between the ages of 16-21 who have expressed interest in learning how to drive or have received their learner's permit in the past 3 months, and their parent/primary caregiver to participate in an interview study.

Our Driving after Concussion study needs the help of both healthy and recently concussed teen partners in our research to understand how concussion affects driving behaviors in teens.

We want to study brain responses during simulated driving and are currently looking for participants 16-24 years old or those who have had brain surgery.