This class will explore the construction, meaning, and impact of addiction in historical, cultural, psychological, and neurobiological perspective. Particular attention will be given to the proposed neurobiological mechanisms associated with addiction and consciousness altering substances and behaviors. Biological and psychological explanations that have been and continue to be used to explain the etiology and meaning of addiction with be examined. This exploration will include considerations of the role of social, cultural, and population differences as they may relate to addictive behaviors.