And that’s what so many people want to get at: the cause of the drug use, the reason people pick up substances in the first place. Anytime I talk about my work informally, I inevitably encounter someone who wants to know why addicts become addicts. They use words like “will” and “choice,” and they end by saying, “Don’t you think there’s more to it than the brain?” They are skeptical of the rhetoric of addiction as disease, something akin to high blood pressure or diabetes, and I get that.
