Dr Littman is a clinical psychologist who has specialized in the diagnosis and treatment of neurodiverse disorders for more than 30 years. Described by the American Psychological Association as “a pioneer in the identification of gender differences in ADHD,” Dr Littman coauthored the book Understanding Girls With ADHD in 1999, with an updated edition published in 2015. Educated at Brown and Yale Universities, Long Island University’s doctoral program, and the Albert Einstein College of Medicine, her private practice just north of New York City focuses on high-IQ neurodiverse adults.