I have a pet theory as to why rubberducking works. Basically I think it uses some additional brain machinery to check the metadata on our facts - i.e. how relia

I have a pet theory as to why rubberducking works. Basically I think it uses some additional brain machinery to check the metadata on our facts - i.e. how reliable are each of the 'facts' we are using in our reasoning. I tried to go into it in more detail here: http://www.berthels.co.uk/2013/03/29/how-do-you-know-what-you-know/ http://www.berthels.co.uk/2013/03/29/how-do-you-know-what-yo...