Cognitive preventive strategies focus primarily on increasing the target population's knowledge of the pharmacologic effects and physical/social consequences of drug use and abuse, and on establishing attitudes and belief structures that are supportive of a drug-free lifestyle. Prevention strategies that include affective and interpersonal factors attempt to strengthen children's inner emotional and psychological resources by improving feelings of self-concept and self-worth and by assisting children to become more aware of their own feelings and those of others. Although these intervention strategies may not directly target drug using behaviors per se, their underlying premise is that by focusing on children's psychological development, the potential for involvement with drugs will be minimized. The foundation of behavioral intervention strategies are the philosophy and tools of behavioral therapy. Through these interventions children are taught resistance scenarios and skills to prevent involvement in drug using behaviors. Six steps usually form the program: instruction and coaching in resistance techniques, modeling of the desired behaviors by peers,