National Institute on Drug Abuse  
   Comprehensive web-site with research and treatment reports and news. Includes a site for teachers and students with educational materials. Fact sheets on drug abuse, including the most recent economic costs report.
   http://www.nida.nih.gov

AddictionScience.org  
   Research Forum and Resources for the Neurobiology of Addiction hosted by The Wheeler Center at the University of California, San Francisco. Online discussions and learning tools that help in understanding the neuroscience behind addiction and the brain me
   http://www.AddictionScience.org

Society for Neuroscience Brain Briefings  
   For the layperson interested in the science behind addiction: and in the brain in general. Current topics include: Nicotine and the brain, Addictions path, the brains stash, and the opiate receptor.
   http://www.sfn.org/briefings/

"Drugs, Brain & Behavior" online textbook.  
   This is the entire content (text and figures) of a textbook that was entitled 'Principles of Behavioral Pharmacology'. The authors are professors at Rutgers and Drew Universities in New Jersey.
   http://www.rci.rutgers.edu/~lwh/drugs/

The Drug Discrimination Bibliography  
   Drug Discrimination is widely recognised as one of the major methods for studying the behavioral and neuropharmacological effects of drugs and plays an important role in drug discovery and investigations of drug abuse. This page provides access to Dr. Ian
   http://www.dd-database.org/

Marijuana Special Report from The New Scientist  
   Visual guide to brain regions involved in the mediation of cannabis actions - geared to the lay person. Links to a variety of articles on cannabis/Marijuana.
   http://marijuana.newscientist.com/nsplus/insight/drugs/marijuana/brain.html

Mind Over Matter: The Brain's Response to Methamphetamine  
   An online magazine series exploring the brain's response to drugs. In this issue, it investigates many facts about the stimulant drug methamphetamine.
   http://www.nida.nih.gov/MOM/METH/MOMMETH1.html

Addiction and Alcoholism Treatment  
   Free online books, journals. The best collection on intervention techniques, substance abuse, recovery, relapse prevention, sobriety.
   http://www.e-help.com/addiction_and_alcoholism_treatment.htm

Pharmacology Research Unit  
   The PRG of the Haight-Ashbury Free Clinics in San Francisco conducts clinical trials of medications and therapeutic interventions for the treatment of addiction.
   http://www.research-hafci.org/home.asp

Alcohol and Adolescent Brain Development  
   Explores recent scientific evidence that alcohol affects adolescents and adults differently. Also discusses recent findings regarding adolescent brain development.
   http://www.duke.edu/~amwhite/Adolescence/