Ruth D NassDr. Ruth Nass is a pediatric neurologist at NYU Medical center specializing in developmental problems, including Attention Deficit Hyperactivity Disorder (ADHD). She has a large clinical practice but has also researched extensively about ADHD, particlarly with respect to its relationship to tics and Tourette Syndrome. She speaks on the national circuit about ADHD and learning disabilities and has authored many papers and chapters on the subject. This is her first book for parents. Read More Read Less