Comments on: Pica: put your money where your mouth is

Comments on: Pica: put your money where your mouth is http://mindhacks.com/2008/03/16/pica-put-your-money-where-your-mouth-is/ Neuroscience and psychology news and views. Fri, 24 May 2013 00:56:19 +0000 hourly 1 http://wordpress.com/ By: Matthew Platte http://mindhacks.com/2008/03/16/pica-put-your-money-where-your-mouth-is/#comment-6792 Mon, 17 Mar 2008 05:23:28 +0000 http://mindhacksblog.wordpress.com/2008/03/16/pica-put-your-money-where-your-mouth-is/#comment-6792 In “Extraordinary Popular Delusions and the Madness of Crowds” (1841), MacKay includes more than a few cases of witches (children, mostly, it seems) in England who were able to vomit up needles as proof of their witchiness.

]]>