Is Medication Effective for Treating ADHD?

The Washington Post reported that 5 to 10% of children in special education classes were receiving behavior drugs. The incident spawned my career as a developmental pediatrician. I have treated approximately 5,000 children with ADHD using what the Washington Post called behavior drugs. How did children diagnosed with ADHD do as adults? How does medication treatment affect adult outcome? And finally, what happens to the brain of an adult with ADHD who was treated with medication as a child?