Taking on the stigma of ADHD 'The Amazing Race' winner Penn Holderness explains how his mind works in unique ways

https://magazine.medlineplus.gov/article/taking-on-the-stigma-of-adhd Meet the Director: George F. Koob, Ph.D., National Institute on Alcohol Abuse and Alcoholism Even after decades of research in the field, George F. Koob, Ph.D., is still learning new things about alcohol,... https://magazine.medlineplus.gov/