Russel Barkeley's books on ADHD. He is one of the foremost scientists who studies ADHD and has found it causes devastating problems for several percent of the p

Russel Barkeley's books on ADHD. He is one of the foremost scientists who studies ADHD and has found it causes devastating problems for several percent of the population. For example, it is associated with a 10 point dificit of IQ, which is itself a major problem before you even consider poor impulse control.