"While it is not possible with existing data to determine conclusively that state medical marijuana laws caused the documented declines in adolescent marijuana use, the overwhelming downward trend strongly suggests that the effect of state medical marijuana laws on teen marijuana use has been either neutral or positive, discouraging youthful experimentation with the drug."

-- Mitch Earleywine, PhD
Associate Professor of Psychology, State University of New York at Albany
Karen O’Keefe, Esq.
Attorney & Legislative Analyst, Marijuana Policy Project
Report, "Marijuana Use by Young People:
The Impact of State Medical Marijuana Laws"
Sep. 2005