In this issue of the Journal, Cherkasova et al.¹ provide a unique synthesis of 7 prospective longitudinal cohorts of children with attention-deficit/hyperactivity disorder (ADHD), all followed into adult life. The authors focus on a diverse range of outcome domains: educational performance, occupational/economic functioning, mental health, physical health, substance use, antisocial behavior, and driving. These not only are important for the quality of life and well-being of people with ADHD, but…