Evidence-Based Strategy for Behavior Change: Challenging Expectancies

All of 3rd Millennium’s courses are grounded in evidence-based strategies that drive behavior change. One of the most effective—but often under-appreciated—of these is a psychological technique called Challenging Expectancies. This approach addresses a critical question behind most risk-related behaviors:“What do I expect to happen if I do this?” Understanding—and reshaping—these expectations is often the key […]

Course Highlight: THC 101

THC 101 is a personalized, interactive cannabis intervention course with versions designed for both adults and juveniles in courts, middle and high schools, and colleges.

Our Stance on Marijuana Legalization

In 2013, only 7% of American Adults said they were marijuana users. In 2024, 23.4% or 61,500,000 of American Adults said they were marijuana users. 51% said they  have tried marijuana at least once and 25.7% of 12th graders used marijuana at least once. (NCDAS, 2025)