Behavioral and Brain Sciences

Open Peer Commentary

Neither necessary nor sufficient for addiction

Valerie Gray Hardcastlea1

a1 McMicken College of Arts and Sciences, University of Cincinnati, Cincinnati, OH 45221.


Although Redish et al. have pulled together a large number of approaches to understanding decision-making and common errors in cognition, they have outlined neither the necessary nor the sufficient attributes of addiction. They are correct in claiming that addiction is multifaceted and probably more akin to a syndrome than a genuine disease. But grasping what that multifaceted syndrome is still eludes us.