Deletion of Prisoners and hats puzzle

Comment: AFD is not clean-up" - The subject is serious Game theory, not "messy fancruft". This puzzle features in a Masters degree thesis from the University of Nebraska-Lincoln - http://cse.unl.edu/~scimath/MIM/files/MATExamFiles/Ronhovde_FINAL.pdf - and in class notes from a mathematics course at Stanford University - http://web.stanford.edu/class/cs103/trickyproblems.html - as well as various text books and study guides for subjects ranging from economics to psychology - http://www.google.com/search?q=%22prisoners+and+hats%22#newwindow=1&q=%22prisoners+and+hats%22+%22game+theory%22+-wiki - ikiProject Game theory and ikiProject Mathematics should be notified of this AFD
Stance: keep
Cited policy: Help:Watchlist (WP:W||WP:W)