The focus of this book is on the identification of practical knowledge and skill needed and an action plan to implement prevention programming in schools. The text is written as a resource for practitioners, students, and faculty in school counseling. It is designed to facilitate development of knowledge necessary to implement comprehensive prevention efforts addressing substance abuse and other problem behaviors of youth across school curricula and extracurricular activities. The school counselor is identified as the professional best positioned in the school to initiate the changes needed to implement a comprehensive prevention program. A "prevention for change," the specific steps needed, is provided. Chapters include: (1) "Introduction"; (2) "Prevention of Substance Abuse"; (3) "Prevention: The School Context"; (4) "The Comprehensive School Prevention Program"; (5) "The School Counselor's Role"; (6) "Special Topics"; and (7) "Prescription for Change." Appendixes include: (A) "Common Drugs of Abuse"; (B) "Effects of Individual Drugs"; (C) "Stages of Dependency and Addiction"; (D) "A Self-Administered Short Michigan Alcoholism Screening Test (MAST)"; (E) "SARDI Substance Abuse Symptoms Checklist"; (F) "Twelve Steps"; (G) "Substance Abuse Treatment Approaches"; (H) "Assessment Instruments." (Contains 124 references.) (Author/ADT)