> for - addiction model - Marc Lewis - addiction diagram

> summary - Marc gives a good summary of everything - prefrontal cortex in control of judgment - striatum in charge of - attraction - desire - craving - midbrain - dopamine system - dopamine goes to the striatum and sets up localized feedback cycle so crave more - then the striatum becomes hyperactivated in the presence of cues - then you get that mechanism of now appeal - that narrowing of attraction to the immediate reward and - the loss of everything else - the other stuff falls off the radar - then the connection between - the prefrontal cortex and - the striatum starts to become compromised - resulting in ego fatigue - The prefrontal cortex simply becomes less effective at control