I would say the focus on "addiction" in the article doesn't seem right. Maybe "addictive personalities" would be a better fit, since if you're talking about pe

I would say the focus on "addiction" in the article doesn't seem right. Maybe "addictive personalities" would be a better fit, since if you're talking about people's innate neuro-type(?) it doesn't have anything to do with addiction to a specific drug or World of Warcraft or whatever.