More than 100,000 families have found a way to end constant power struggles with defiant, aggressive, "impossible" kids, thanks to this accessible bestseller. Leading expert Russell A. Barkley translates cutting-edge research into a practical, doable system that leads to lasting behavior change. Eight simple steps—based on praise, rewards, and mild discipline—are illustrated with helpful examples. Parents get crucial encouragement and troubleshooting tips for implementing the approach consistently, even on the worst of days. Thoroughly revised, the second edition reflects 15 years' worth of research advances and Dr. Barkley's ongoing experiences with parents and kids. It offers updated resources, greater flexibility, and a more positive, affirming tone.