Conducted to evaluate the efficacy of teen counselors in school drug prevention programs, this study utilizes the following as evaluation criterion: (1) interviews with school faculty and teen counselors; (2) observations of teen counselor meetings and sessions with middle school students; and (3) documentation such as teen counselor training and resource materials. Subjects were two teen counselors from an area school district. Findings from the study suggest that teen counseling programs can be both cost efficient and effective in the prevention of substance abuse. Included in the document are transcripts of actual sessions conducted by the interviewed teen counselors. (SR)