Mayo points me to this discussion [link fixed] on parsimony by philosopher Elliott Sober. I don’t really understand what he’s talking about but I am posting the link here because it might interest some of you.
P.S. More discussion on this from Mayo here.
The correct page is:
http://errorstatistics.com/2012/07/03/elliott-sober-responds-on-foundations-of-simplicity/
When I first sent it to Gelman a month ago, perhaps the general errorstatistics.com address was substituted. Mayo