pFor over 100 years, ADHD has been seen as essentially a behavior disorder. Recent scientific research has developed a new paradigm which recognizes ADHD as a developmental disorder of the cognitive management system of the brain, its executive functions. This cutting-edge book pulls together key ideas of this new understanding of ADHD, explaining them and describing in understandable language scientific research that supports this new model. It addresses questions like pp- Why can those with ADHD focus very well on some tasks while having great difficulty in focusing on other tasks they recognize as important pp- How does brain development and functioning of persons with ADHD differ from otherspp- How do impairments of ADHD change from childhood through adolescence and in adulthoodpp- What treatments help to improve ADHD impairments How do they work Are they safepp- Why do those with ADHD have additional emotional, cognitive, and learning disorders more often than most otherspp- What