Evidence based and practical, this book presents state-of-the-science approaches for helping K-12 students who struggle with aggressive behaviors, anxiety, depression, ADHD, and autism. It explains the fundamentals of cognitive-behavioral intervention and reviews exemplary programs that offer powerful new ways to reach at-risk children and adolescents. Leading authorities thoroughly describe the process of assessment, treatment planning, implementation, and program evaluation. What makes the book unique is its focus on the nitty-gritty of school-based intervention, including how to integrate mental health services into the special education system, overcome obstacles, and provide needed skills to school personnel.