Dopamine and Addiction (Video: 4 min, 59 sec)

Brainfacts.org. Learn how drugs affect the brain as told from the viewpoint of a dopamine-producing cell in the brain's reward center. A brief, entertaining video reinforcing the role of dopamine and the ventral tegmental area. 

Neuroscience of Psychoactive Substance Use and Dependence (Report, 264 pages)

World Health Organization. A comprehensive overview of the biological factors related to substance use and dependence summarizing important findings from the past 20-30 years.

Neurobiology of Addiction: A Reward Deficit, Stress Surfeit and Executive Function Disorder (Video: 49 min, 22 sec)

Alberta Family Wellness Initiative.  This presentation was delivered as part of the Recovery from Addiction (RFA) symposium, held in October 2012. Dr. Koob explains drug addiction as a complex disorder comprised of elements of impulse control and compulsive disorders.