Dr. Weingardt is Scientific Director at the Center for Behavioral Intervention Technologies (CBITS;www.cbits.northwestern.edu). CBITs develops and evaluates web, mobile and sensor technologies that help people make positive behavior changes to support their health. He works with academic researchers to evaluate new apps, and with health care plans and insurers to implement and scale up the apps that are known to be effective. Dr. Weingardt formerly served as the National Director for Mental Health Web Services for the U.S. Department of Veterans Affairs, where he provided strategic direction and coordination for all mental health websites, and led the development of award-winning online courses and mobile apps found on www.veterantraining.va.gov. He has extensive experience in designing, developing, implementing and evaluating Internet interventions and mobile apps for behavioral health issues.