Edit this Published in Freakonomics Radio What Do Hand-Washing and Financial Illiteracy Have in Common? Listen 34 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/181868/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Education is the surest solution to a lot of problems. Except when it’s not.