Neural systems of reinforcement for drug addiction: from actions to habits to compulsion

@article{Everitt2005NeuralSO,
  title={Neural systems of reinforcement for drug addiction: from actions to habits to compulsion},
  author={Barry J. Everitt and Trevor W. Robbins},
  journal={Nature Neuroscience},
  year={2005},
  volume={8},
  pages={1481-1489}
}
Drug addiction is increasingly viewed as the endpoint of a series of transitions from initial drug use—when a drug is voluntarily taken because it has reinforcing, often hedonic, effects—through loss of control over this behavior, such that it becomes habitual and ultimately compulsive. Here we discuss evidence that these transitions depend on interactions between pavlovian and instrumental learning processes. We hypothesize that the change from voluntary drug use to more habitual and… CONTINUE READING
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