Well, there is a Cont monad in Haskell (Control.Monad.Cont). I am not too familiar with it though I know there is a good chapter about it in the Haskell Wikiboo

Well, there is a Cont monad in Haskell (Control.Monad.Cont). I am not too familiar with it though I know there is a good chapter about it in the Haskell Wikibook (http://en.wikibooks.org/wiki/Haskell/Continuation_passing_style http://en.wikibooks.org/wiki/Haskell/Continuation_passing_st...).