Hall Brown, Tyish: - Dr. Tyish Hall Brown is a licensed Clinical Psychologist and the Director of Behavioral Sleep Medicine within the Division of Pulmonary & Sleep Medicine at Children's National Hospital. Before moving to Children's National, Dr. Hall Brown was a tenured Associate Professor and served as the Director of the School Based Behavioral Health Program at Howard University. The HU School-Based Behavioral Health Program was funded by the DC Department of Behavioral Health and strived to support the mental health of youth and their families by seamlessly integrating mental health services into the academic environment. With regard to clinical work, Dr. Hall Brown provided clinical services to children and adolescents using cognitive behavioral techniques to treat conditions such as sleep disorders, anxiety disorders, depression, and attention deficit hyperactivity disorder (ADHD).