The Spring edition of the Annals of Delirium has just been published and currently still freeeee to read and download from the European Delirium Association website. It is a quality publication including informative articles on epidemiology, subsyndromal delirium, a descriptive piece of what can be accomplished with the ward environment with accompanying photographs and a lot more besides. For up-to-date news and views read the Annals of Delirium.
http://www.europeandeliriumassociation.com/silo/files/annals-of-delirium-march-2012.pdf