Although film critics have given Limitless tepid praise, I found this movie to be deeply meaningful as a therapist. Understand Limitless and you understand many of the dreams and nightmares that haunt modern life.

It’s wrong to lump drug use and drug abuse together, say the authors of a forthcoming paper. On the contrary, most people who take psychoactive drugs will never be addicts, and for them, drug taking may be an adaptive and rational decision.

“How do you know when your clients are lying? Their lips are moving!” a mentor once quipped to me. I believe clients’ lies have as much to say about therapists as they do about the people under our care.

Is there really such a thing as “sex addiction,” “food addiction,” “shopping addiction,” or “Internet addiction”? Addiction has less to do with what someone is addicted to and more about how their brain and behavior change over time. Recognizing the signature behaviors of addiction can save lives.

How does catching our own errors and correcting them protect us from stress? Can doing so also protect us from addiction?

A damning report from leading ‘neoliberal’ think tank the Centre for Policy Studies takes the UK government to task for being more interested in managing the problem of illicit drug use in prisons than in eradicating it. The problem, according to the report, is that no one in authority understands the prison drugs market.

Headline writers are having a field day with the results of a meta-analysis to be published in The Lancet which found that cannabis users are 40% more likely than non-users to develop psychotic symptoms. Radio, print, and internet publications urge that more must be done to warn the public of the risks of cannabis use. But hold on, did the headline writers miss the lesson on correlation vs. causation in their Science for Journalists class?