How to Make People Stop Smoking

I just adore the Freakonomics podcast. I was very excited when the podcast recently featured on the subject of "How to Make People Stop Smoking." There were certainly some techniques (like aversion techniques) that surprised me! I only wish they had addressed the efficiency of hypnosis!

http://freakonomics.com/2014/04/03/how-to-make-people-quit-smoking-a-new-freakonomics-radio-podcast/