This handbook highlights present-day information and evidence-based knowledge in the field of children’s behavioral health to enable practitioners, families, and others to choose and implement one of many intervention approaches provided. Using a standardized format, best practices for the prevention and treatment of many childhood behavioral disorders are identified based on current research, sound theory, and behavioral trial studies. This revision includes an integration of the DSM-5 diagnostic manual and new chapters on childhood psychosis and military families, and a thorough updating of the research in the previous edition.