Discuss some of the early school-based attempts to prevent substance abuse and why they were abandoned.

Knowledge-attitude-behavior and model-providing information about drugs were provided. In some surveys conducted, they found out that students who were more knowledgeable about drugs were more likely to be using them. Affective education avoided particular discussion of drugs, worked on values, alternatives, and personal social skills. These attempts were discontinued due to the fact that they were not effective enough and they didn't present a clear enough anti-drug message.