Freakonomics Radio Edit this Published in Freakonomics Radio by Freakonomics Radio How to Make People Quit Smoking Listen 32 min Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/361468/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend The war on cigarettes has been fairly successful in some places. But 1 billion humans still smoke -- so what comes next?