NORML
NORML (National Organization for the Reform of Marijuana Laws) is a group trying to overturn marijuana bans. They have chapters throughout North America but primarily in the United States.

MAPS
MAPS (Multidisciplinary Association for Psychedelic Studies) is an organization dedicated to the study of drugs. It is a great resource for study.

SAFER
SAFER (Safer Alternative for Enjoyable Recreation) is one of the top groups in Colorado for marijuana law reform. They spearheaded the legalization of marijuana in Denver and were instrumental in placing admendment 44 on the ballot.

LEAP
LEAP (Law Enforcement Against Prohibition) is a group made of former and current law enforcement officers who now stand against prohibition laws. LEAP is probably our closest counterpart in their message.