Writing in The Conversation, Assistant Professor of Psychology Mike Robinson looks to the brain to explain the real reason that some people become addicted to drugs. Robinson, who also is assistant professor of neuroscience and behavior, assistant professor of integrative sciences, begins by debunking two popular explanations for drug addiction: that compulsive drug use is simply a "bad habit," and that overcoming the unpleasant withdrawal symptoms is too hard for some addicts. While pleasure, habits and withdrawal can play a role in drug use, Robinson says, the true reason for addiction can be explained by the psychological differences between "wanting" and "liking." (more…)